Pith Number

pith:NA2NZLZR

pith:2011:NA2NZLZRKDINLVABBHQ7U6MZMT

not attested not anchored not stored refs pending

Desingularization Algorithms: A Comparison from the Practical Point of View

Anne Fr\"uhbis-Kr\"uger, Rocio Blanco

arxiv:1109.1655 v1 · 2011-09-08 · 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{NA2NZLZRKDINLVABBHQ7U6MZMT}

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	2026-05-18T04:13:54.663029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6834dcaf3150d0d5d40109e1fa799964cc09461022bcf552bf72f046d010df74

Aliases

arxiv: 1109.1655 · arxiv_version: 1109.1655v1 · doi: 10.48550/arxiv.1109.1655 · pith_short_12: NA2NZLZRKDIN · pith_short_16: NA2NZLZRKDINLVAB · pith_short_8: NA2NZLZR

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/NA2NZLZRKDINLVABBHQ7U6MZMT \
  | 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: 6834dcaf3150d0d5d40109e1fa799964cc09461022bcf552bf72f046d010df74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf6b22fa028ef79fe735e7338a8e28a7393f745bfe53fa4b3ee7982c1ae023c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-09-08T08:26:08Z",
    "title_canon_sha256": "1f126f6da893a8b3d5f2adfd432bd92a0c7abdc480bac0865bbdafd47d1fd23d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1655",
    "kind": "arxiv",
    "version": 1
  }
}