EclipseMC

EclipseMC (eclipsemc.com) — “miner-validator” profile

EclipseMC (short for Eclipse Mining Consortium, often abbreviated EMC) is best known in the Bitcoin community as the name/branding of a Bitcoin mining pool that coordinated hashpower from many miners and handled block template construction, share accounting, and payout distribution—i.e., “validator” in the Proof-of-Work sense (miners collectively validate and extend the chain by producing valid blocks), not a Proof-of-Stake validator. (en.bitcoin.it)

What it is

• Type: Bitcoin mining pool / pool operator (miners connect to pool servers; the pool pays out according to its payout method). (en.bitcoin.it)
• Geography/infra (historical): Listed as having US and EU server locations. (en.bitcoin.it)
• Operator (per Bitcoin Wiki): Josh Zerlan. (en.bitcoin.it)

How it worked (historical characteristics)

• Payout method: Described as using Double Geometric Method (DGM) with 0% fee. (en.bitcoin.it)
• Merged mining: The pool is described as offering merged mining of BTC and Namecoin (NMC). (en.bitcoin.it)
• First availability date (as documented): June 13, 2011. (en.bitcoin.it)
• Coinbase tag: Reported coinbase signature “EMC”. (en.bitcoin.it)

Relationship to “Eligius” (name seen in third-party summaries)

Some third-party directory/safety pages associate eclipsemc.com with an “ELIGIUS”-branded mining-pool front-end and describe it as an “Anonymous Bitcoin Mining Pool,” indicating the domain has been used in that mining-pool context. (sur.ly)

Current availability (as of March 6, 2026)

At the time of lookup, https://eclipsemc.com was not reachable via a normal fetch (returned 502 Bad Gateway), so the site may be offline or intermittently unavailable. ([]())