Pith Number

pith:U5FHH7M4

pith:2023:U5FHH7M4GDJUKWCE2FH5FS4AS4

not attested not anchored not stored refs pending

Posets and Fractional Calabi-Yau Categories

Fr\'ed\'eric Chapoton (IRMA)

arxiv:2303.11656 v2 · 2023-03-21 · math.CO · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5FHH7M4GDJUKWCE2FH5FS4AS4}

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	2026-07-05T07:02:49.058733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a74a73fd9c30d3455844d14fd2cb8097259ced2a54b094c1f194463dea0f671c

Aliases

arxiv: 2303.11656 · arxiv_version: 2303.11656v2 · doi: 10.48550/arxiv.2303.11656 · pith_short_12: U5FHH7M4GDJU · pith_short_16: U5FHH7M4GDJUKWCE · pith_short_8: U5FHH7M4

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/U5FHH7M4GDJUKWCE2FH5FS4AS4 \
  | 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: a74a73fd9c30d3455844d14fd2cb8097259ced2a54b094c1f194463dea0f671c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bf567fd7ca2a5be1b68141b083533a2cb3c7cb3d82a590b52fd7ee126fb7a44",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-03-21T07:58:10Z",
    "title_canon_sha256": "20d6f730d766ef2b9e3cefbdc71ff52686e2e80030a46db8de6165a568a0aad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.11656",
    "kind": "arxiv",
    "version": 2
  }
}