Pith Number

pith:EUUBYQ3J

pith:2009:EUUBYQ3JPFF3BXQBVW772762J7

not attested not anchored not stored refs pending

General cyclic covers and their Thomae formula

Yaacov Kopeliovich

arxiv:0909.4965 v3 · 2009-09-27 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EUUBYQ3JPFF3BXQBVW772762J7}

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	2026-05-18T01:33:57.372117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25281c4369794bb0de01adbffd7fda4ff097cbc928cd7398fccaded13a69698b

Aliases

arxiv: 0909.4965 · arxiv_version: 0909.4965v3 · doi: 10.48550/arxiv.0909.4965 · pith_short_12: EUUBYQ3JPFF3 · pith_short_16: EUUBYQ3JPFF3BXQB · pith_short_8: EUUBYQ3J

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/EUUBYQ3JPFF3BXQBVW772762J7 \
  | 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: 25281c4369794bb0de01adbffd7fda4ff097cbc928cd7398fccaded13a69698b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bfcf93cc204ca9bcc4eec31a2bc865bb35ec8b0a9cc8c2fa0eed484770ace26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-09-27T20:07:54Z",
    "title_canon_sha256": "33bb3626377e470c84bf1f495850c4d858ae775684cbe24d9fb8f35d70589ed3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4965",
    "kind": "arxiv",
    "version": 3
  }
}