Pith Number

pith:TEDXZWD5

pith:2002:TEDXZWD5RAU4MSL6WAVMVXYNXW

not attested not anchored not stored refs pending

Construction of Gel'fand-Dorfman Bialgebras from Classical R-Matrices

Xiaoping Xu

arxiv:math/0208177 v1 · 2002-08-23 · 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{TEDXZWD5RAU4MSL6WAVMVXYNXW}

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	2026-07-04T14:36:23.431520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99077cd87d8829c6497eb02acadf0dbdaf7d36be45591773cf7ae60fad54ba1d

Aliases

arxiv: math/0208177 · arxiv_version: math/0208177v1 · doi: 10.48550/arxiv.math/0208177 · pith_short_12: TEDXZWD5RAU4 · pith_short_16: TEDXZWD5RAU4MSL6 · pith_short_8: TEDXZWD5

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/TEDXZWD5RAU4MSL6WAVMVXYNXW \
  | 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: 99077cd87d8829c6497eb02acadf0dbdaf7d36be45591773cf7ae60fad54ba1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7538278ec7ba183eea7a5d01485f658233e1769146cf070f99fff58e2692dca5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2002-08-23T05:08:47Z",
    "title_canon_sha256": "f5b6fe0ac3ee8c87bd88ce54514173c2b230aa565ef4b75776cd55326820ceef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0208177",
    "kind": "arxiv",
    "version": 1
  }
}