Pith Number

pith:SPT5KAY2

pith:2023:SPT5KAY25ZBDB5YAYVWHN3D4T2

not attested not anchored not stored refs pending

Hamiltonian Classification of toric fibres and symmetric probes

Jo\'e Brendel

arxiv:2302.00334 v1 · 2023-02-01 · 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{SPT5KAY25ZBDB5YAYVWHN3D4T2}

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.

Cited by

1 paper in Pith

On Lagrangian Tori in $S^2\times S^2$

Receipt and verification

First computed	2026-07-05T11:29:45.570817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e7d5031aee4230f700c56c76ec7c9e9b059238fe21e9062676d23be5b752e4

Aliases

arxiv: 2302.00334 · arxiv_version: 2302.00334v1 · doi: 10.48550/arxiv.2302.00334 · pith_short_12: SPT5KAY25ZBD · pith_short_16: SPT5KAY25ZBDB5YA · pith_short_8: SPT5KAY2

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/SPT5KAY25ZBDB5YAYVWHN3D4T2 \
  | 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: 93e7d5031aee4230f700c56c76ec7c9e9b059238fe21e9062676d23be5b752e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "735ce4806a9184ef5859fc8c353feed0a3d40d2022ce5800f1d4d1fe6af4cfe5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2023-02-01T09:35:25Z",
    "title_canon_sha256": "df5b412c0020c5b8e2042ce8131b55e393dcb920010dba45985702400e3f55cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.00334",
    "kind": "arxiv",
    "version": 1
  }
}