Pith Number

pith:75REMUHJ

pith:2005:75REMUHJGVKA7IS6F2UW6PIYYK

not attested not anchored not stored refs pending

On the Hochschild-Kostant-Rosenberg map for graded manifolds

Alberto S. Cattaneo, Domenico Fiorenza, Riccardo Longoni

arxiv:math/0503380 v2 · 2005-03-18 · 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{75REMUHJGVKA7IS6F2UW6PIYYK}

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	2026-05-18T03:11:59.464109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff624650e935540fa25e2ea96f3d18c2bfd3636d22ce647dd1ebc84f915deb29

Aliases

arxiv: math/0503380 · arxiv_version: math/0503380v2 · doi: 10.48550/arxiv.math/0503380 · pith_short_12: 75REMUHJGVKA · pith_short_16: 75REMUHJGVKA7IS6 · pith_short_8: 75REMUHJ

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/75REMUHJGVKA7IS6F2UW6PIYYK \
  | 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: ff624650e935540fa25e2ea96f3d18c2bfd3636d22ce647dd1ebc84f915deb29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5dfb5ac341803dfc6aa38f9f52b0ff775f68382aeb151c39d8f60fecdfb3ff8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2005-03-18T16:02:18Z",
    "title_canon_sha256": "464bf54bde5162a7d9428f6a02f7baca5e549b31b67582c855d7630fe59763ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0503380",
    "kind": "arxiv",
    "version": 2
  }
}