Pith Number

pith:ON3CDMFB

pith:2019:ON3CDMFBMVZJMMSBXK4I4HF6IH

not attested not anchored not stored refs pending

Convergence of Star Product: From Examples to a General Framework

Stefan Waldmann

arxiv:1901.11327 v1 · 2019-01-31 · math.QA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ON3CDMFBMVZJMMSBXK4I4HF6IH}

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	2026-05-17T23:55:02.170989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737621b0a16572963241bab88e1cbe41c0a97fd1041f991c5b1aefb5dcf56065

Aliases

arxiv: 1901.11327 · arxiv_version: 1901.11327v1 · doi: 10.48550/arxiv.1901.11327 · pith_short_12: ON3CDMFBMVZJ · pith_short_16: ON3CDMFBMVZJMMSB · pith_short_8: ON3CDMFB

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/ON3CDMFBMVZJMMSBXK4I4HF6IH \
  | 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: 737621b0a16572963241bab88e1cbe41c0a97fd1041f991c5b1aefb5dcf56065

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58122f9c1a10353e3b373db0db0fdfac2989724fb9ae3ad1fc5acc3b0320fa06",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2019-01-31T12:25:33Z",
    "title_canon_sha256": "76c7df3d58bfeab80c225be3843127b3a146196ac91314265d6a8884a6d630c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11327",
    "kind": "arxiv",
    "version": 1
  }
}