Pith Number

pith:QYD75YXK

pith:2025:QYD75YXKFT2RSHSUOHLQRBTJ6A

not attested not anchored not stored refs pending

Diagrammatic Categories which arise from Representation Graphs

Ryan Reynolds

arxiv:2502.05005 v1 · 2025-02-07 · math.CT · 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{QYD75YXKFT2RSHSUOHLQRBTJ6A}

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	2026-07-05T10:11:01.321068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8607fee2ea2cf5191e5471d7088669f00b804503cce9273e042b537d9b1d1aea

Aliases

arxiv: 2502.05005 · arxiv_version: 2502.05005v1 · doi: 10.48550/arxiv.2502.05005 · pith_short_12: QYD75YXKFT2R · pith_short_16: QYD75YXKFT2RSHSU · pith_short_8: QYD75YXK

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/QYD75YXKFT2RSHSUOHLQRBTJ6A \
  | 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: 8607fee2ea2cf5191e5471d7088669f00b804503cce9273e042b537d9b1d1aea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c06e3526bb39e6e71c5806614d648a414488058ba737e37ef4b10fffdb6d31a",
    "cross_cats_sorted": [
      "math.CO",
      "math.RT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2025-02-07T15:25:23Z",
    "title_canon_sha256": "d5a4bab55a0fe0cdd5f30aa186775681a47eec834c64f3c2610ec4f9b80ecf2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.05005",
    "kind": "arxiv",
    "version": 1
  }
}