Pith Number

pith:2IWRDVUQ

pith:2004:2IWRDVUQG4MDBAV3TMUGQJAV4U

not attested not anchored not stored refs pending

On dispersionless BKP hierarchy and its reductions

B.G. Konopelchenko, L.V. Bogdanov

arxiv:nlin/0411046 v1 · 2004-11-22 · 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{2IWRDVUQG4MDBAV3TMUGQJAV4U}

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	2026-05-18T01:38:18.873373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22d11d69037183082bb9b28682415e514e551610d5e21037833a881e09400ac

Aliases

arxiv: nlin/0411046 · arxiv_version: nlin/0411046v1 · doi: 10.48550/arxiv.nlin/0411046 · pith_short_12: 2IWRDVUQG4MD · pith_short_16: 2IWRDVUQG4MDBAV3 · pith_short_8: 2IWRDVUQ

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/2IWRDVUQG4MDBAV3TMUGQJAV4U \
  | 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: d22d11d69037183082bb9b28682415e514e551610d5e21037833a881e09400ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc481bef73b98e3f6b126a2d545fd6fc59da3cdf2e2be560e99be3d5ecb1b573",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2004-11-22T15:25:51Z",
    "title_canon_sha256": "448f5b6439be3fd286e1b01b2879c970f791a48843cd7be20a282abf48917210"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0411046",
    "kind": "arxiv",
    "version": 1
  }
}