Pith Number

pith:5RP5DOUM

pith:2013:5RP5DOUMUO3UMCGL5QJBN72BGR

not attested not anchored not stored refs pending

Diagonal changes for surfaces in hyperelliptic components

Corinna Ulcigrai, Vincent Delecroix

arxiv:1310.1052 v2 · 2013-10-03 · 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{5RP5DOUMUO3UMCGL5QJBN72BGR}

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	2026-05-18T01:25:30.981360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec5fd1ba8ca3b74608cbec1216ff41344478142f03e718e69804a1404497ebbc

Aliases

arxiv: 1310.1052 · arxiv_version: 1310.1052v2 · doi: 10.48550/arxiv.1310.1052 · pith_short_12: 5RP5DOUMUO3U · pith_short_16: 5RP5DOUMUO3UMCGL · pith_short_8: 5RP5DOUM

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/5RP5DOUMUO3UMCGL5QJBN72BGR \
  | 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: ec5fd1ba8ca3b74608cbec1216ff41344478142f03e718e69804a1404497ebbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e16b98cc77caceaf2016f8a19800c10fcf83e2ec1498dc032b1459d294d28c1b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-10-03T18:29:26Z",
    "title_canon_sha256": "bbbeab5b3b5f006a7959ff93ed7be963094273a9bb12c07390696f532f67f014"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1052",
    "kind": "arxiv",
    "version": 2
  }
}