Pith Number

pith:3TLYUU5L

pith:2015:3TLYUU5LFP7YCKPNLXMKUJHTPB

not attested not anchored not stored refs pending

Towards a dynamical interpretation of Hamiltonian spectral invariants on surfaces

Fr\'ed\'eric Le Roux, Sobhan Seyfaddini, Vincent Humili\`ere

arxiv:1502.03834 v1 · 2015-02-12 · math.SG · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TLYUU5LFP7YCKPNLXMKUJHTPB}

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	2026-05-18T01:04:14.779829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcd78a53ab2bff8129ed5dd8aa24f3784826985ddb87a7866969904c18f27326

Aliases

arxiv: 1502.03834 · arxiv_version: 1502.03834v1 · doi: 10.48550/arxiv.1502.03834 · pith_short_12: 3TLYUU5LFP7Y · pith_short_16: 3TLYUU5LFP7YCKPN · pith_short_8: 3TLYUU5L

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/3TLYUU5LFP7YCKPNLXMKUJHTPB \
  | 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: dcd78a53ab2bff8129ed5dd8aa24f3784826985ddb87a7866969904c18f27326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ca8927a763fa17778a27510f9a77428056dc11c05784a830cd8b7ee4d9dea0",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2015-02-12T21:19:57Z",
    "title_canon_sha256": "b7d52e636dff1c75a7eac1b4d7fc51c532a0f1fc7b1b8f2171ab6281e4cb78df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03834",
    "kind": "arxiv",
    "version": 1
  }
}