Pith Number

pith:UJD3ERLA

pith:2013:UJD3ERLAKYTNFCPH4YVUYPITWY

not attested not anchored not stored refs pending

Geometry of Maslov cycles

Antonio Lerario, Davide Barilari

arxiv:1301.0268 v1 · 2013-01-02 · math.SG · math.AG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJD3ERLAKYTNFCPH4YVUYPITWY}

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	2026-05-18T03:37:27.373812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a247b245605626d289e7e62b4c3d13b611a6b0d4b400d0636f05432cbf6e7358

Aliases

arxiv: 1301.0268 · arxiv_version: 1301.0268v1 · doi: 10.48550/arxiv.1301.0268 · pith_short_12: UJD3ERLAKYTN · pith_short_16: UJD3ERLAKYTNFCPH · pith_short_8: UJD3ERLA

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/UJD3ERLAKYTNFCPH4YVUYPITWY \
  | 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: a247b245605626d289e7e62b4c3d13b611a6b0d4b400d0636f05432cbf6e7358

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b18b101f8621335d7965ba922338c9f1a5b1d37469f493067887dd95b24c1d65",
    "cross_cats_sorted": [
      "math.AG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2013-01-02T17:14:48Z",
    "title_canon_sha256": "0eeec64ef66184a5961a603000e0f1699a49ee1dced6b2affaa8cac33d4f3445"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0268",
    "kind": "arxiv",
    "version": 1
  }
}