Pith Number

pith:5K56EN4M

pith:2008:5K56EN4MIDAPQYBRRIDSMTH4FV

not attested not anchored not stored refs pending

Feynman diagrams and minimal models for operadic algebras

Andrey Lazarev, Joseph Chuang

arxiv:0802.3507 v1 · 2008-02-24 · math.AT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5K56EN4MIDAPQYBRRIDSMTH4FV}

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	2026-05-18T02:58:11.775499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eabbe2378c40c0f860318a07264cfc2d77adcc1b087e4efb67d3d231a461e69d

Aliases

arxiv: 0802.3507 · arxiv_version: 0802.3507v1 · doi: 10.48550/arxiv.0802.3507 · pith_short_12: 5K56EN4MIDAP · pith_short_16: 5K56EN4MIDAPQYBR · pith_short_8: 5K56EN4M

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/5K56EN4MIDAPQYBRRIDSMTH4FV \
  | 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: eabbe2378c40c0f860318a07264cfc2d77adcc1b087e4efb67d3d231a461e69d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d09c65cdb3a209e69f9fd6885ba7cf993d2f61ac08dd1d76a7656d13ce1d0b4",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2008-02-24T13:31:53Z",
    "title_canon_sha256": "476ec308fbf4888435931b52c3ffe08d365739f63075114c7b573cf9e04c0234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.3507",
    "kind": "arxiv",
    "version": 1
  }
}