Pith Number

pith:Z7WHA2FY

pith:2014:Z7WHA2FYLKLWXXQVM4YYKRHR6Z

not attested not anchored not stored refs pending

On the local structure of noncommutative deformations

Mohamed Boucetta, Zouhair Saassai

arxiv:1401.0477 v1 · 2014-01-02 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7WHA2FYLKLWXXQVM4YYKRHR6Z}

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	2026-05-18T03:03:23.125414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfec7068b85a976bde1567318544f1f6674f1fb7a1f89bebe44b14dddbde2ec7

Aliases

arxiv: 1401.0477 · arxiv_version: 1401.0477v1 · doi: 10.48550/arxiv.1401.0477 · pith_short_12: Z7WHA2FYLKLW · pith_short_16: Z7WHA2FYLKLWXXQV · pith_short_8: Z7WHA2FY

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/Z7WHA2FYLKLWXXQVM4YYKRHR6Z \
  | 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: cfec7068b85a976bde1567318544f1f6674f1fb7a1f89bebe44b14dddbde2ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4f50b4c54a0620e9765da59dd08677b5590c7a9f63f484684e3683558253ed5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-02T17:28:48Z",
    "title_canon_sha256": "608ca12141362afc9a83fcc1a3f7e987ce02e1e0059be936f71a08d68f13ab38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0477",
    "kind": "arxiv",
    "version": 1
  }
}