Pith Number

pith:73HN44T2

pith:2021:73HN44T2SSJZ4IJ3TNGXFNAMDC

not attested not anchored not stored refs pending

Extending compact Hamiltonian $\mathbb{S}^1$-spaces to integrable systems with mild degeneracies in dimension four

Joseph Palmer, Sonja Hohloch

arxiv:2105.00523 v3 · 2021-05-02 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73HN44T2SSJZ4IJ3TNGXFNAMDC}

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	2026-06-19T16:11:07.056535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fecede727a94939e213b9b4d72b40c1888ee925cc588d46fad3e526e307739f1

Aliases

arxiv: 2105.00523 · arxiv_version: 2105.00523v3 · doi: 10.48550/arxiv.2105.00523 · pith_short_12: 73HN44T2SSJZ · pith_short_16: 73HN44T2SSJZ4IJ3 · pith_short_8: 73HN44T2

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/73HN44T2SSJZ4IJ3TNGXFNAMDC \
  | 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: fecede727a94939e213b9b4d72b40c1888ee925cc588d46fad3e526e307739f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a984bfc50ed8634a205c8e522d84b88793681d7ba80af6b12fbb7ad8650d9b86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2021-05-02T18:09:27Z",
    "title_canon_sha256": "95fb7302fde9fcf5592c5892ec5f6c8eafd77bee65f0704fb30349fe76a3c1d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.00523",
    "kind": "arxiv",
    "version": 3
  }
}