Pith Number

pith:V7SXQETQ

pith:2007:V7SXQETQKQKENEKT42LEZTQWTI

not attested not anchored not stored refs pending

Characterization of non-degenerate plane curve singularities

Andrzej Lenarcik, Arkadiusz P{\l}oski, Evelia R. Garc\'ia Barroso

arxiv:0711.2833 v1 · 2007-11-19 · 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{V7SXQETQKQKENEKT42LEZTQWTI}

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	2026-05-18T04:05:47.031121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afe57812705414469153e6964cce169a384e0e00ba59e4fd18539ef37343f3a9

Aliases

arxiv: 0711.2833 · arxiv_version: 0711.2833v1 · doi: 10.48550/arxiv.0711.2833 · pith_short_12: V7SXQETQKQKE · pith_short_16: V7SXQETQKQKENEKT · pith_short_8: V7SXQETQ

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/V7SXQETQKQKENEKT42LEZTQWTI \
  | 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: afe57812705414469153e6964cce169a384e0e00ba59e4fd18539ef37343f3a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07473256d1d152eea5db06edf4613c24c270e7c2cc20424d5f2053d5f790de17",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2007-11-19T03:15:37Z",
    "title_canon_sha256": "ba4c1a4d5e4944e89d8b650eb16d4a12e20dde7ec8b1180e716819de1d5b817d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.2833",
    "kind": "arxiv",
    "version": 1
  }
}