Pith Number

pith:WLIOVLNY

pith:2019:WLIOVLNYI76XPJQL5J5LU22JAF

not attested not anchored not stored refs pending

Quelques m\'ethodes pour les mots sturmiens

Anna Frid

arxiv:1901.01952 v2 · 2019-01-07 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLIOVLNYI76XPJQL5J5LU22JAF}

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	2026-05-17T23:46:29.193567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d0eaadb847fd77a60bea7aba6b4901666c791f0e1975448efe52654dfd081b

Aliases

arxiv: 1901.01952 · arxiv_version: 1901.01952v2 · doi: 10.48550/arxiv.1901.01952 · pith_short_12: WLIOVLNYI76X · pith_short_16: WLIOVLNYI76XPJQL · pith_short_8: WLIOVLNY

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/WLIOVLNYI76XPJQL5J5LU22JAF \
  | 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: b2d0eaadb847fd77a60bea7aba6b4901666c791f0e1975448efe52654dfd081b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97849771fadf82d71c04bc2ed99b2dd0d5fd4c11ed263c00fe50fa41d07af503",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-01-07T18:02:24Z",
    "title_canon_sha256": "3c2f9b6c7db82686c65abb248648fa97683a87f912b37a6af805a2be71082921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01952",
    "kind": "arxiv",
    "version": 2
  }
}