Pith Number

pith:HTNLMV43

pith:2019:HTNLMV433JK3JX4EVJY2B5JYZO

not attested not anchored not stored refs pending

St\"ackel transform of Lax equations

Krzysztof Marciniak, Maciej Blaszak

arxiv:1901.02368 v1 · 2019-01-08 · nlin.SI · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTNLMV433JK3JX4EVJY2B5JYZO}

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	2026-05-17T23:56:43.489812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cdab6579bda55b4df84aa71a0f538cba7dbf062af404f41eed0f90e96eb0ab4

Aliases

arxiv: 1901.02368 · arxiv_version: 1901.02368v1 · doi: 10.48550/arxiv.1901.02368 · pith_short_12: HTNLMV433JK3 · pith_short_16: HTNLMV433JK3JX4E · pith_short_8: HTNLMV43

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/HTNLMV433JK3JX4EVJY2B5JYZO \
  | 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: 3cdab6579bda55b4df84aa71a0f538cba7dbf062af404f41eed0f90e96eb0ab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "668d2c21bb67cd32b2b410dcf01357e584e299b7d7f9af1408261b38c6986719",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-01-08T15:39:56Z",
    "title_canon_sha256": "0a2fb34bdace9037ad169edc8731aff0fcb4a1a4a75f331597d00acdc6505ecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02368",
    "kind": "arxiv",
    "version": 1
  }
}