Filecoin

{{short description|Open-source, public cryptocurrency}}

{{Special characters}}

{{infobox cryptocurrency

| currency_name = Filecoin

| image_1 = Filecoin.svg

| image_2 =

| image_title_1 = Prevailing filecoin logo

| alt1 = Prevailing filecoin logo

| subunit_ratio_1 = {{frac|1000}}

| subunit_name_1 =

| subunit_ratio_2 = {{frac|100000000}}

| subunit_name_2 =

| plural = filecoins

| symbol = ⨎

| ticker_symbol = FIL

| coin_definition =

| implementations = {{URL|https://github.com/filecoin-project/go-filecoin|go-filecoin}}, {{URL|https://github.com/filecoin-project/lotus|lotus}}, {{URL|https://github.com/ChainSafe/forest|forest}}

| initial_release_version =

| initial_release_date = {{Start date and age|df=yes|2014|7|15|p=y}}

| code_repository = https://github.com/filecoin-project

| status =

| latest_release_version =

| latest_release_date =

| project_fork_of =

| programming_languages =

| operating_system =

| author = Protocol Labs, Juan Benet

| developer =

| precision =

| white_paper = [https://filecoin.io/filecoin.pdf "Filecoin: A Decentralized Storage Network"], 2017-07-19

[https://filecoin.io/filecoin-jul-2014.pdf "Filecoin: A Cryptocurrency Operated File Storage Network"], 2014-07-15

| source_model =

| license =

| website = {{URL|https://filecoin.io/}}

| block_explorer =

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| split_from =

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| footnotes = {{notelist|group=infobox}}

}}

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Filecoin (⨎){{efn|This is an "integral with double stroke" unicode character with the designation U+2A0E.https://www.compart.com/en/unicode/U+2A0E It is in the Supplemental Mathematical Operators Unicode block.}} is a cryptocurrency intended to be a blockchain-based cooperative digital storage and data retrieval method.{{Cite news|url=http://observer.com/2017/07/dropbox-ipo-filecoin-ico/|title=Showdown in the Cloud: Dropbox IPO, Meet the Filecoin ICO|date=2017-07-11|work=Observer|access-date=2017-08-11|language=en-US}}{{Cite web|url=https://techcrunch.com/2017/08/10/filecoins-ico-opens-today-for-accredited-investors-after-raising-52m-from-advisers/|title=Filecoin's ICO opens today for accredited investors after raising $52M from advisers {{!}} TechCrunch|last=Tepper|first=Fitz|date=10 August 2017 |access-date=2017-08-11}}{{Cite news|url=https://www.wsj.com/articles/latest-hot-digital-coin-offering-187-millionin-one-hourfor-filecoin-1502481514|title=Latest Hot Digital Coin Offering: $187 Million in One Hour for Filecoin|last=Vigna|first=Paul|date=2017-08-11|work=Wall Street Journal|access-date=2017-08-11|language=en-US|issn=0099-9660}}{{Cite news|url=https://arstechnica.com/information-technology/2017/08/investors-poured-millions-into-a-storage-network-that-doesnt-exist/|title=Investors poured millions into a storage network that doesn't exist yet|work=Ars Technica|access-date=2017-08-11|language=en-us}} It was developed by Protocol Labs and shares some ideas from InterPlanetary File System allowing users to rent unused hard drive space.{{Cite web |title=IPFS and Filecoin |url=https://docs.filecoin.io/about-filecoin/ipfs-and-filecoin/ |access-date=2022-09-05 |website=Filecoin Docs |language=en-us |archive-date=2022-09-05 |archive-url=https://web.archive.org/web/20220905134701/https://docs.filecoin.io/about-filecoin/ipfs-and-filecoin/ |url-status=dead }}{{Cite news |url=https://www.nytimes.com/2018/01/16/magazine/beyond-the-bitcoin-bubble.html |title=Beyond the Bitcoin Bubble |last=Johnson |first=Steven |date=2018-01-16 |work=The New York Times |access-date=2018-09-26 |language=en}} Filecoin is an open protocol and uses a blockchain to record participation in the network.{{Cite news|url=https://www.theguardian.com/technology/2018/sep/08/decentralisation-next-big-step-for-the-world-wide-web-dweb-data-internet-censorship-brewster-kahle|title=Decentralisation: the next big step for the world wide web|last=Corbyn|first=Zoë|date=2018-09-08|work=The Observer|access-date=2019-10-05|language=en-GB|issn=0029-7712}} Transactions are made using the blockchain's currency, FIL. The blockchain is based on both proof of-replication and proof of space-time.{{cite book |last1=Bravo-Marquez |first1=Felipe |last2=Ugarte |first2=Martin |last3=Reeves |first3=Steve |title=2019 IEEE International Conference on Decentralized Applications and Infrastructures (DAPPCON) |chapter=Proof-of-Learning: a Blockchain Consensus Mechanism based on Machine Learning Competitions |date=April 2009 |publisher=2019 IEEE International Conference on Decentralized Applications and Infrastructures (DAPPCON) |page=119-124 |doi=10.1109/DAPPCON.2019.00023 |hdl=10289/12900 |isbn=978-1-7281-1264-0 |s2cid=199440961 |chapter-url=https://ieeexplore.ieee.org/document/8783030 |access-date=27 September 2022}}