Pith Number

pith:LET2CTSR

pith:2014:LET2CTSRKQ3KT3MLFOC6TYK5WC

not attested not anchored not stored refs pending

Forking and dividing in Henson graphs

Gabriel Conant

arxiv:1401.1570 v1 · 2014-01-08 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LET2CTSRKQ3KT3MLFOC6TYK5WC}

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	2026-05-18T00:32:45.394136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5927a14e515436a9ed8b2b85e9e15db0aa1553a5f31137a7b2fb755c83c99c3c

Aliases

arxiv: 1401.1570 · arxiv_version: 1401.1570v1 · doi: 10.48550/arxiv.1401.1570 · pith_short_12: LET2CTSRKQ3K · pith_short_16: LET2CTSRKQ3KT3ML · pith_short_8: LET2CTSR

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/LET2CTSRKQ3KT3MLFOC6TYK5WC \
  | 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: 5927a14e515436a9ed8b2b85e9e15db0aa1553a5f31137a7b2fb755c83c99c3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2c12b12ba31c59afbd04d2abfb2e402f02eb6adb7e2d6f64db124ea9d5369ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-01-08T03:02:32Z",
    "title_canon_sha256": "b1424972062eed556855d801c94e4c013f4e1db408d9be9fff29fa39dcee4f1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1570",
    "kind": "arxiv",
    "version": 1
  }
}