Pith Number

pith:W5NOILQP

pith:2014:W5NOILQPDUMHUZU3TJOTTY6DYX

not attested not anchored not stored refs pending

Flat coordinates for flat St\"ackel systems

Krzysztof Marciniak, Maciej Blaszak

arxiv:1406.2117 v1 · 2014-06-09 · 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{W5NOILQPDUMHUZU3TJOTTY6DYX}

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	2026-05-18T02:50:11.554623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b75ae42e0f1d187a669b9a5d39e3c3c5eed922823640c5ea873fba4708c0959a

Aliases

arxiv: 1406.2117 · arxiv_version: 1406.2117v1 · doi: 10.48550/arxiv.1406.2117 · pith_short_12: W5NOILQPDUMH · pith_short_16: W5NOILQPDUMHUZU3 · pith_short_8: W5NOILQP

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/W5NOILQPDUMHUZU3TJOTTY6DYX \
  | 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: b75ae42e0f1d187a669b9a5d39e3c3c5eed922823640c5ea873fba4708c0959a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1fc99c4955d635deb1d1725f0b58fc4eda556f3921d92c78678af6476c6b279",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-06-09T09:38:48Z",
    "title_canon_sha256": "7238c4848a784976aab9e5d137fc9599c8a4b647c491a1e8f7171fc9e95f602e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2117",
    "kind": "arxiv",
    "version": 1
  }
}