Pith Number

pith:JJ7ZRT2A

pith:2014:JJ7ZRT2AD74IM2UT4XB24OA5YU

not attested not anchored not stored refs pending

The Catalan simplicial set II

Mitchell Buckley

arxiv:1411.7107 v1 · 2014-11-26 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJ7ZRT2AD74IM2UT4XB24OA5YU}

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	2026-05-18T01:41:25.743225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a7f98cf401ff8866a93e5c3ae381dc5259124af1f95ef0007852e6bfacfc017

Aliases

arxiv: 1411.7107 · arxiv_version: 1411.7107v1 · doi: 10.48550/arxiv.1411.7107 · pith_short_12: JJ7ZRT2AD74I · pith_short_16: JJ7ZRT2AD74IM2UT · pith_short_8: JJ7ZRT2A

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/JJ7ZRT2AD74IM2UT4XB24OA5YU \
  | 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: 4a7f98cf401ff8866a93e5c3ae381dc5259124af1f95ef0007852e6bfacfc017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f16a0af3808491ac41e5017865b438c7c9d1e5968bdf6de7afd533e141d4bfa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2014-11-26T04:40:30Z",
    "title_canon_sha256": "be3f40caf500ab3154f27d55867cadd44612e1fc950b68f675e38cf6297438ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7107",
    "kind": "arxiv",
    "version": 1
  }
}