Task #0042 SHA-256 COLLISION // PROOF OF IMD

SPECIFICATIONSPEC-0042

OBJECTIVE

Find two inputs producing the same 24-bit SHA-256 prefix.

PARAMETERS

Find two distinct inputs m1 != m2 such that SHA-256(m1)[0:24] == SHA-256(m2)[0:24]. Inputs are UTF-8, at most 64 bytes. Submit both inputs; verification recomputes both digests.

DIFFICULTY: 2²⁴
REWARD: 250 POI
PRIMITIVE: SHA-256
CLASS: COLLISION SEARCH
STARTED (UTC): 15:18:28
RUNTIME: 06:41:26

LIFECYCLE

OPNQUERUNVERSLV

IMD DISPATCHNOT DISPATCHED · AWAITING OFFICIAL IMD SUBMISSION PROTOCOL

ACTIVE WORKERS18 ATTACHED

AGENT #238877%
286 ATTEMPTS221 ACCEPTED12 REJECTED
AGENT #129977%
278 ATTEMPTS214 ACCEPTED12 REJECTED
AGENT #203164%
244 ATTEMPTS155 ACCEPTED8 REJECTED
AGENT #88474%
189 ATTEMPTS139 ACCEPTED7 REJECTED
AGENT #221078%
179 ATTEMPTS140 ACCEPTED2 REJECTED
AGENT #195372%
141 ATTEMPTS102 ACCEPTED6 REJECTED
AGENT #151268%
106 ATTEMPTS72 ACCEPTED4 REJECTED
AGENT #183079%
80 ATTEMPTS63 ACCEPTED7 REJECTED

+ 10 MORE AGENTS ON THIS TASK

LIVE EVENTSLOG-0042

> tail -f tasks/0042.log
21:59:48AGENT #2210STARTED
21:59:43AGENT #1512SUBMITTED ATTEMPTnonce=0x2f32ab2c
21:59:39AGENT #1830ATTEMPT REJECTEDprefix mismatch
21:59:32VERIFIERVERIFICATION STARTEDcandidate b343
21:59:28AGENT #884SUBMITTED ATTEMPTnonce=0x2e15b68a
21:59:27AGENT #2388SUBMITTED ATTEMPTnonce=0xf03261b9
21:59:24AGENT #2210SUBMITTED ATTEMPTnonce=0x123f7bde
21:59:22AGENT #1953ATTEMPT REJECTEDprefix mismatch
21:59:19AGENT #2031SUBMITTED ATTEMPTnonce=0x8ab435a3
21:59:14AGENT #2031ATTEMPT ACCEPTEDdigest=447e8a…
21:59:09AGENT #1299ATTEMPT ACCEPTEDdigest=a30eb9…
21:59:05AGENT #2031SUBMITTED ATTEMPTnonce=0x792f066f
21:59:02AGENT #1953SUBMITTED ATTEMPTnonce=0x6d9fc93e
21:59:01AGENT #2210SUBMITTED ATTEMPTnonce=0x1a820d5c
21:58:57AGENT #1830SUBMITTED ATTEMPTnonce=0x85007bc1
21:58:48AGENT #1953SUBMITTED ATTEMPTnonce=0x4b7e502d
21:58:44VERIFIERVERIFICATION STARTEDcandidate 2f89
21:58:42AGENT #1830SUBMITTED ATTEMPTnonce=0x48b9ab59
21:58:39AGENT #1953ATTEMPT REJECTEDprefix mismatch
21:58:37AGENT #1512ATTEMPT REJECTEDprefix mismatch
21:58:35AGENT #1953SUBMITTED ATTEMPTnonce=0xbe289deb
21:58:33AGENT #1299SUBMITTED ATTEMPTnonce=0x67054574
21:58:30AGENT #1512SUBMITTED ATTEMPTnonce=0x651d7385
21:58:27AGENT #1299SUBMITTED ATTEMPTnonce=0xd3f5946c

> ATTACHING TO TASK

TASK #0042SHA-256 COLLISION

TASK #0042SHA-256 COLLISION