Pith Number

pith:ADGL2AHV

pith:2006:ADGL2AHVXF7KIYXURLE3FE2NRT

not attested not anchored not stored refs pending

Hypersurface singularities in positive characteristic

Orlando Villamayor

arxiv:math/0606796 v3 · 2006-06-30 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADGL2AHVXF7KIYXURLE3FE2NRT}

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	2026-05-18T04:32:35.381538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00ccbd00f5b97ea462f48ac9b2934d8cc101baa3525fee975744971b26b85e5d

Aliases

arxiv: math/0606796 · arxiv_version: math/0606796v3 · doi: 10.48550/arxiv.math/0606796 · pith_short_12: ADGL2AHVXF7K · pith_short_16: ADGL2AHVXF7KIYXU · pith_short_8: ADGL2AHV

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/ADGL2AHVXF7KIYXURLE3FE2NRT \
  | 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: 00ccbd00f5b97ea462f48ac9b2934d8cc101baa3525fee975744971b26b85e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47b90c06b3835aae7c216a82fc8f85d675e1f3200310b2edcdbce76ea3c647f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2006-06-30T17:56:42Z",
    "title_canon_sha256": "a407c07b405c57fa45cfe020a4d49f4dcfae4dd60a519650c752c65fd4a994f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0606796",
    "kind": "arxiv",
    "version": 3
  }
}