Pith Number

pith:YRDVLO77

pith:2005:YRDVLO77TYB63BJUUUXELXGPBU

not attested not anchored not stored refs pending

Wildly ramified covers with large genus

Rachel Pries

arxiv:math/0507274 v1 · 2005-07-13 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRDVLO77TYB63BJUUUXELXGPBU}

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	2026-05-18T01:22:52.763461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c44755bbff9e03ed8534a52e45dccf0d042d27f52746942d6b31c91b96f649fa

Aliases

arxiv: math/0507274 · arxiv_version: math/0507274v1 · doi: 10.48550/arxiv.math/0507274 · pith_short_12: YRDVLO77TYB6 · pith_short_16: YRDVLO77TYB63BJU · pith_short_8: YRDVLO77

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/YRDVLO77TYB63BJUUUXELXGPBU \
  | 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: c44755bbff9e03ed8534a52e45dccf0d042d27f52746942d6b31c91b96f649fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac68e09a3bf921ed9ece780410a2a19f49ef791e6dd462bf6ae515042279a550",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2005-07-13T20:15:13Z",
    "title_canon_sha256": "f4a344fdb68404dda3cc6018ea6dd0883de87179cab789ceb9b4c297f9e9b593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0507274",
    "kind": "arxiv",
    "version": 1
  }
}