Pith Number

pith:ZXMG3XG7

pith:2010:ZXMG3XG7E4VSEUOAFMHKAEKEMZ

not attested not anchored not stored refs pending

A complete proof of Hamilton's conjecture

Li Ma

arxiv:1008.1576 v2 · 2010-08-09 · math.DG · math.AP

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T04:25:03.025777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdd86ddcdf272b2251c02b0ea011446650b14d76f5cc74ec1716bf72f0ce8e06

Aliases

arxiv: 1008.1576 · arxiv_version: 1008.1576v2 · doi: 10.48550/arxiv.1008.1576

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZXMG3XG7E4VSEUOAFMHKAEKEMZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cdd86ddcdf272b2251c02b0ea011446650b14d76f5cc74ec1716bf72f0ce8e06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d69b5a90ed01b9e667248d71c7b8f45c92e8b9d4beae7c9f5e1bf1c21811521",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-08-09T19:59:24Z",
    "title_canon_sha256": "5795ecebd689e61a4bcfd828c7ac5ef27085d80734b44f2725567f5aa88ea4f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1576",
    "kind": "arxiv",
    "version": 2
  }
}