Pith Number

pith:LN2AV3JG

pith:2019:LN2AV3JGAYVO34C6BUNLPIP3SX

not attested not anchored not stored refs pending

Abelian-square factors and binary words

Salah Triki

arxiv:1907.05369 v1 · 2019-07-04 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LN2AV3JGAYVO34C6BUNLPIP3SX}

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	2026-05-17T23:40:50.524113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b740aed26062aedf05e0d1ab7a1fb95e0065943df6a6d1f67e843d4f09fd167

Aliases

arxiv: 1907.05369 · arxiv_version: 1907.05369v1 · doi: 10.48550/arxiv.1907.05369 · pith_short_12: LN2AV3JGAYVO · pith_short_16: LN2AV3JGAYVO34C6 · pith_short_8: LN2AV3JG

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/LN2AV3JGAYVO34C6BUNLPIP3SX \
  | 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: 5b740aed26062aedf05e0d1ab7a1fb95e0065943df6a6d1f67e843d4f09fd167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f4cea3806911c10486e86c6cfff7ea02369106fa14563c64be0f4913fa9c00",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-07-04T21:14:28Z",
    "title_canon_sha256": "237913153f266914ece7ad93ec3bda0f893d080b4689e1b2b69290f4dd733996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05369",
    "kind": "arxiv",
    "version": 1
  }
}