Pith Number

pith:COIAIMNQ

pith:2005:COIAIMNQNPRJKRNXSZYZVITOMB

not attested not anchored not stored refs pending

PBW-deformations of N-Koszul algebras

Gunnar Fl{\o}ystad, Jon Eivind Vatne

arxiv:math/0505570 v2 · 2005-05-26 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COIAIMNQNPRJKRNXSZYZVITOMB}

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	2026-05-18T04:06:21.456378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13900431b06be29545b796719aa26e60782f02734db83f1caadf7b0588d00c2a

Aliases

arxiv: math/0505570 · arxiv_version: math/0505570v2 · doi: 10.48550/arxiv.math/0505570 · pith_short_12: COIAIMNQNPRJ · pith_short_16: COIAIMNQNPRJKRNX · pith_short_8: COIAIMNQ

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/COIAIMNQNPRJKRNXSZYZVITOMB \
  | 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: 13900431b06be29545b796719aa26e60782f02734db83f1caadf7b0588d00c2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2edf8ba80c770e29121cb69040de5932268150076cd82511bd180ea88abe9b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.RA",
    "submitted_at": "2005-05-26T13:50:50Z",
    "title_canon_sha256": "ca9ada1248a1877203e5757a6c9ce143f2004abbdc727b4754148946cba4cd32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0505570",
    "kind": "arxiv",
    "version": 2
  }
}