Pith Number

pith:VAHONML7

pith:2017:VAHONML7EAPQBSKCPTGSMPAXC3

not attested not anchored not stored refs pending

A Message-Passing Algorithm for Graph Isomorphism

Mohamed Mansour

arxiv:1704.00395 v1 · 2017-04-03 · cs.DS · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAHONML7EAPQBSKCPTGSMPAXC3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:47:24.573866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a80ee6b17f201f00c9427ccd263c1716e1e4e9c2b21d8f0af29bc90281e2a827

Aliases

arxiv: 1704.00395 · arxiv_version: 1704.00395v1 · doi: 10.48550/arxiv.1704.00395 · pith_short_12: VAHONML7EAPQ · pith_short_16: VAHONML7EAPQBSKC · pith_short_8: VAHONML7

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/VAHONML7EAPQBSKCPTGSMPAXC3 \
  | 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: a80ee6b17f201f00c9427ccd263c1716e1e4e9c2b21d8f0af29bc90281e2a827

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48038222e8f08253721ff267ce340e4bb3fa8f4b2b7b09e6341d9ac815877d7b",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-03T00:44:22Z",
    "title_canon_sha256": "62b120f40f014c268fb8e737a0988a29d750e847924c873530ae7437fceb5a35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00395",
    "kind": "arxiv",
    "version": 1
  }
}