Pith Number

pith:U3OFM4ZG

pith:2018:U3OFM4ZGAB7IS3C64LDXA26FQO

not attested not anchored not stored refs pending

Polynomial tau-functions of BKP and DKP hierarchies

Johan van de Leur, Victor Kac

arxiv:1811.08733 v1 · 2018-11-21 · math-ph · hep-th · math.MP · math.RT · 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{U3OFM4ZGAB7IS3C64LDXA26FQO}

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	2026-05-17T23:39:47.928108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6dc567326007e896c5ee2c7706bc583aa18620b4cadbb830a93f3bc86b04793

Aliases

arxiv: 1811.08733 · arxiv_version: 1811.08733v1 · doi: 10.48550/arxiv.1811.08733 · pith_short_12: U3OFM4ZGAB7I · pith_short_16: U3OFM4ZGAB7IS3C6 · pith_short_8: U3OFM4ZG

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/U3OFM4ZGAB7IS3C64LDXA26FQO \
  | 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: a6dc567326007e896c5ee2c7706bc583aa18620b4cadbb830a93f3bc86b04793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8506107997d35f663de7cc0845c37aa49e92f48a6188cf813346c6f389d110f",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "math.RT",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-11-21T13:53:35Z",
    "title_canon_sha256": "b49c80aea87e772db55db05b941f28381350a9e78414e5bf2e93919e81e1a8e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08733",
    "kind": "arxiv",
    "version": 1
  }
}