Pith Number

pith:M2TBJPJH

pith:2022:M2TBJPJHV33FALDC5BJ2ASKL5S

not attested not anchored not stored refs pending

The universal coCartesian fibration

Denis-Charles Cisinski, Hoang Kim Nguyen

arxiv:2210.08945 v1 · 2022-10-17 · math.CT · math.AT · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2TBJPJHV33FALDC5BJ2ASKL5S}

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.

Cited by

1 paper in Pith

Cosmological Unstraightening

Receipt and verification

First computed	2026-07-05T05:07:55.757586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66a614bd27aef6502c62e853a0494beca40b1519e857b5e5445377b39d5286c4

Aliases

arxiv: 2210.08945 · arxiv_version: 2210.08945v1 · doi: 10.48550/arxiv.2210.08945 · pith_short_12: M2TBJPJHV33F · pith_short_16: M2TBJPJHV33FALDC · pith_short_8: M2TBJPJH

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/M2TBJPJHV33FALDC5BJ2ASKL5S \
  | 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: 66a614bd27aef6502c62e853a0494beca40b1519e857b5e5445377b39d5286c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dfb3607defaee382f0aaf0e8b2d7520e796d65551402af6c4834603fa30c473",
    "cross_cats_sorted": [
      "math.AT",
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2022-10-17T11:22:12Z",
    "title_canon_sha256": "716ded3bcb7932e03fc4606665c1bef6cfd38aa344851eb4da9dd9e264322180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.08945",
    "kind": "arxiv",
    "version": 1
  }
}