Pith Number

pith:D2WNBARI

pith:2008:D2WNBARIE52Q5ZG5KOZ2FXYB7W

not attested not anchored not stored refs pending

B\"acklund Transformations and the Atiyah-Ward ansatz for Noncommutative Anti-Self-Dual Yang-Mills Equations

Claire R. Gilson, Jonathan J. C. Nimmo, Masashi Hamanaka

arxiv:0812.1222 v2 · 2008-12-08 · hep-th · math-ph · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2WNBARIE52Q5ZG5KOZ2FXYB7W}

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	2026-07-04T15:57:03.013494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eacd0822827750ee4dd53b3a2df01fdae156aa976f93e433edc557690a15541

Aliases

arxiv: 0812.1222 · arxiv_version: 0812.1222v2 · doi: 10.48550/arxiv.0812.1222 · pith_short_12: D2WNBARIE52Q · pith_short_16: D2WNBARIE52Q5ZG5 · pith_short_8: D2WNBARI

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/D2WNBARIE52Q5ZG5KOZ2FXYB7W \
  | 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: 1eacd0822827750ee4dd53b3a2df01fdae156aa976f93e433edc557690a15541

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd2a275e326712312ff78a4ccb0242c599074a45c41a23854cd16cae2db2437a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-12-08T17:29:24Z",
    "title_canon_sha256": "544d6b80924ade29a88af0ec7fe42eb69c9cbca968ad5a11b16d92e05bfb0569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1222",
    "kind": "arxiv",
    "version": 2
  }
}