Pith Number

pith:BVCVCP44

pith:2013:BVCVCP44SDQFM2MZN4DHCKLBPM

not attested not anchored not stored refs pending

Acyclic, connected and tree sets

Christophe Reutenauer, Clelia De Felice, Dominique Perrin, Francesco Dolce, Giuseppina Rindone, Julien Leroy, Valerie Berth\'e

arxiv:1308.4260 v6 · 2013-08-20 · math.CO · 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{BVCVCP44SDQFM2MZN4DHCKLBPM}

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	2026-05-18T02:26:39.390245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d45513f9c90e05669996f067129617b335428bc2f3227822f7b1e61239e0654

Aliases

arxiv: 1308.4260 · arxiv_version: 1308.4260v6 · doi: 10.48550/arxiv.1308.4260 · pith_short_12: BVCVCP44SDQF · pith_short_16: BVCVCP44SDQFM2MZ · pith_short_8: BVCVCP44

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/BVCVCP44SDQFM2MZN4DHCKLBPM \
  | 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: 0d45513f9c90e05669996f067129617b335428bc2f3227822f7b1e61239e0654

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4758333d163467691e2278b5b68a312437e108568a43cc56852120b0c1828d13",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-08-20T08:59:40Z",
    "title_canon_sha256": "90261ff84f2fab35145e51e38f9f4ccf29ec48ff114bb6d9f311163dc6e72580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4260",
    "kind": "arxiv",
    "version": 6
  }
}