Pith Number

pith:MY6DE4RP

pith:2014:MY6DE4RPRLUP4NTNHZY67F2QUV

not attested not anchored not stored refs pending

Gardner's deformation of the Krasil'shchik-Kersten system

Andrey O. Krutov, Arthemy V. Kiselev

arxiv:1409.6688 v5 · 2014-09-23 · 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{MY6DE4RPRLUP4NTNHZY67F2QUV}

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	2026-05-18T01:49:31.396497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

663c32722f8ae8fe366d3e71ef9750a552099a7ab6ba1f595b019fd4d2afd013

Aliases

arxiv: 1409.6688 · arxiv_version: 1409.6688v5 · doi: 10.48550/arxiv.1409.6688 · pith_short_12: MY6DE4RPRLUP · pith_short_16: MY6DE4RPRLUP4NTN · pith_short_8: MY6DE4RP

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/MY6DE4RPRLUP4NTNHZY67F2QUV \
  | 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: 663c32722f8ae8fe366d3e71ef9750a552099a7ab6ba1f595b019fd4d2afd013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be447cc7acaa967332bd0e5ace31b12f995ba9413ebadad0fd4c54f93caab454",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-09-23T18:27:57Z",
    "title_canon_sha256": "a98c45e4e087419cb1f68a7fb7d97881933dc4f2f477ccefbd85f241a459fbf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6688",
    "kind": "arxiv",
    "version": 5
  }
}