Pith Number

pith:35CLWMJZ

pith:2005:35CLWMJZXHTYB7NJDCW2S63TT7

not attested not anchored not stored refs pending

Coherent Unit Actions on Operads and Hopf Algebras

Kurusch Ebrahimi-Fard, Li Guo

arxiv:math/0503342 v2 · 2005-03-16 · math.RA · math.AC · math.CO · 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{35CLWMJZXHTYB7NJDCW2S63TT7}

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	2026-05-18T02:40:27.394986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df44bb3139b9e780fda918ada97b739ffe6276d839e5654ea827d71d72e7a8c5

Aliases

arxiv: math/0503342 · arxiv_version: math/0503342v2 · doi: 10.48550/arxiv.math/0503342 · pith_short_12: 35CLWMJZXHTY · pith_short_16: 35CLWMJZXHTYB7NJ · pith_short_8: 35CLWMJZ

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/35CLWMJZXHTYB7NJDCW2S63TT7 \
  | 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: df44bb3139b9e780fda918ada97b739ffe6276d839e5654ea827d71d72e7a8c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10554d15d470b71c5b675be9d515a88a7623f4af82a8bc4844382b68b36bce51",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO",
      "math.CT"
    ],
    "license": "",
    "primary_cat": "math.RA",
    "submitted_at": "2005-03-16T21:50:15Z",
    "title_canon_sha256": "c833a4827dde731af37bece2f0291ef7fac49069bd85eeba5b862c1791f7919d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0503342",
    "kind": "arxiv",
    "version": 2
  }
}