Pith Number

pith:RTKPDSXH

pith:2011:RTKPDSXHYET5VBJVOKDGMWFVIN

not attested not anchored not stored refs pending

Techniques for the study of singularities with applications to resolution of 2-dimensional schemes

Ang\'elica Benito, Orlando E. Villamayor

arxiv:1103.3464 v2 · 2011-03-17 · 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{RTKPDSXHYET5VBJVOKDGMWFVIN}

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	2026-05-18T04:11:51.584362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cd4f1cae7c127da853572866658b543727d585bd569c97b98a4ae5e0757b9ed

Aliases

arxiv: 1103.3464 · arxiv_version: 1103.3464v2 · doi: 10.48550/arxiv.1103.3464 · pith_short_12: RTKPDSXHYET5 · pith_short_16: RTKPDSXHYET5VBJV · pith_short_8: RTKPDSXH

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/RTKPDSXHYET5VBJVOKDGMWFVIN \
  | 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: 8cd4f1cae7c127da853572866658b543727d585bd569c97b98a4ae5e0757b9ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31b12b65ef3e90ac55bf7550646088c7efa0c56dcceef77695d97f968b00102d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-17T17:20:16Z",
    "title_canon_sha256": "d66e7d15f8b3a0a8c0d8934ef69862c0dd27a021cd272299b4dc47d19d4cb871"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3464",
    "kind": "arxiv",
    "version": 2
  }
}