Pith Number

pith:7NXMU4NT

pith:2013:7NXMU4NTX2ADHH5IZLW7M2E2SY

not attested not anchored not stored refs pending

2D Lyndon Words and Applications

Dina Sokol, Shoshana Marcus

arxiv:1301.0103 v1 · 2013-01-01 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NXMU4NTX2ADHH5IZLW7M2E2SY}

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	2026-05-18T03:37:28.244845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb6eca71b3be80339fa8caedf6689a961f322094a32348b5b8015c96be9c6422

Aliases

arxiv: 1301.0103 · arxiv_version: 1301.0103v1 · doi: 10.48550/arxiv.1301.0103 · pith_short_12: 7NXMU4NTX2AD · pith_short_16: 7NXMU4NTX2ADHH5I · pith_short_8: 7NXMU4NT

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/7NXMU4NTX2ADHH5IZLW7M2E2SY \
  | 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: fb6eca71b3be80339fa8caedf6689a961f322094a32348b5b8015c96be9c6422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2837d465c055aea5edf3bf4fc6476f065d2cd74e92c5ec0657f566741901891",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-01-01T16:24:46Z",
    "title_canon_sha256": "84430f168782eccc75d1b4a1774a741f419341068df9af260f0697d2e872288c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0103",
    "kind": "arxiv",
    "version": 1
  }
}