Pith Number

pith:UMFW72MC

pith:2010:UMFW72MCXG2TEM64X3QOBZV5B6

not attested not anchored not stored refs pending

KP and Toda tau functions in Bethe ansatz

Kanehisa Takasaki

arxiv:1003.3071 v1 · 2010-03-16 · math-ph · hep-th · math.MP · math.QA · 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{UMFW72MCXG2TEM64X3QOBZV5B6}

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	2026-05-18T00:37:38.490713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a30b6fe982b9b53233dcbee0e0e6bd0fb77dfe36233709a31ac80b6252339f7c

Aliases

arxiv: 1003.3071 · arxiv_version: 1003.3071v1 · doi: 10.48550/arxiv.1003.3071 · pith_short_12: UMFW72MCXG2T · pith_short_16: UMFW72MCXG2TEM64 · pith_short_8: UMFW72MC

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/UMFW72MCXG2TEM64X3QOBZV5B6 \
  | 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: a30b6fe982b9b53233dcbee0e0e6bd0fb77dfe36233709a31ac80b6252339f7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "429f2ef70fecef2cf11d85783a371e5a46f494f002dbe38174c797f49c0996a6",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "math.QA",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-03-16T03:51:10Z",
    "title_canon_sha256": "a698c49296afdda2e94f5110b507f7514183a1ac878f93e579e5ebd756e78be3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3071",
    "kind": "arxiv",
    "version": 1
  }
}