Pith Number

pith:AV62INRT

pith:2013:AV62INRTN2IJXXQRHWBMSNZUEV

not attested not anchored not stored refs pending

Equimultiplicity of topologically equisingular families of parametrized surfaces in $\mathbb C^3$

Maria Aparecida Soares Ruas

arxiv:1302.5800 v2 · 2013-02-23 · 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{AV62INRTN2IJXXQRHWBMSNZUEV}

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	2026-05-18T00:45:22.850472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

057da436336e909bde113d82c93734257f9218af504227a6f6a1bcf61f325442

Aliases

arxiv: 1302.5800 · arxiv_version: 1302.5800v2 · doi: 10.48550/arxiv.1302.5800 · pith_short_12: AV62INRTN2IJ · pith_short_16: AV62INRTN2IJXXQR · pith_short_8: AV62INRT

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/AV62INRTN2IJXXQRHWBMSNZUEV \
  | 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: 057da436336e909bde113d82c93734257f9218af504227a6f6a1bcf61f325442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "489643fed615e7bc2ed3457d1da1f0c8147a6e11374f9b04d71780b2976bd843",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-02-23T13:57:55Z",
    "title_canon_sha256": "b9537dc8ff709ff1504fb725c6a64bad135738b0920a4033927068b81620fa52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5800",
    "kind": "arxiv",
    "version": 2
  }
}