Pith Number

pith:MOT5OSF2

pith:2025:MOT5OSF25HB7DANC4DZVWC5MLE

not attested not anchored not stored refs pending

Rigid Algebras and Cospans

Leor Neuhauser

arxiv:2506.22072 v2 · 2025-06-27 · math.CT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MOT5OSF25HB7DANC4DZVWC5MLE}

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	2026-05-25T02:01:05.101048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63a7d748bae9c3f181a2e0f35b0bac5929d09dc5c1407d7c223883e900389570

Aliases

arxiv: 2506.22072 · arxiv_version: 2506.22072v2 · doi: 10.48550/arxiv.2506.22072 · pith_short_12: MOT5OSF25HB7 · pith_short_16: MOT5OSF25HB7DANC · pith_short_8: MOT5OSF2

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/MOT5OSF25HB7DANC4DZVWC5MLE \
  | 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: 63a7d748bae9c3f181a2e0f35b0bac5929d09dc5c1407d7c223883e900389570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c43ad8ebb65ad5b1376e41d3a16ebba82f25a00e137246508bb4d10c7aee9f8",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2025-06-27T10:01:13Z",
    "title_canon_sha256": "cca5743717d34c151fe08c3091ac0c5274e4c84286ffa3897968a3ecc92d1f0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.22072",
    "kind": "arxiv",
    "version": 2
  }
}