Pith Number

pith:B6MH2HYC

pith:2011:B6MH2HYCCHEAWMNPRITCTL5WHO

not attested not anchored not stored refs pending

Computing links and accessing arcs

Timothy H. McNicholl

arxiv:1110.5657 v3 · 2011-10-25 · math.LO · cs.CG · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6MH2HYCCHEAWMNPRITCTL5WHO}

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	2026-05-18T03:39:29.160904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f987d1f0211c80b31af8a2629afb63ba021193ae287c6d227b6edfa5cd86605

Aliases

arxiv: 1110.5657 · arxiv_version: 1110.5657v3 · doi: 10.48550/arxiv.1110.5657 · pith_short_12: B6MH2HYCCHEA · pith_short_16: B6MH2HYCCHEAWMNP · pith_short_8: B6MH2HYC

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/B6MH2HYCCHEAWMNPRITCTL5WHO \
  | 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: 0f987d1f0211c80b31af8a2629afb63ba021193ae287c6d227b6edfa5cd86605

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a961b7c66a3b35ac104141481e9879676ae63f77ab6060eb171fbd0c35254f03",
    "cross_cats_sorted": [
      "cs.CG",
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-10-25T20:32:11Z",
    "title_canon_sha256": "bf67c82a66dd1d8ad3d4222a94bc45e9237ef7055eef4dc263ccea8453af8ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5657",
    "kind": "arxiv",
    "version": 3
  }
}