Pith Number

pith:XYTCBEKW

pith:2017:XYTCBEKWMMSAKV3EQ4V2PBY34D

not attested not anchored not stored refs pending

A remark on the intersection of plane curves

C. Ciliberto, F. Flamini, M. Zaidenberg

arxiv:1704.00320 v4 · 2017-04-02 · 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{XYTCBEKWMMSAKV3EQ4V2PBY34D}

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	2026-05-17T23:56:56.003592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be262091566324055764872ba7871be0d0dfc0a6c0bc80c622a9d6b329d6c2cf

Aliases

arxiv: 1704.00320 · arxiv_version: 1704.00320v4 · doi: 10.48550/arxiv.1704.00320 · pith_short_12: XYTCBEKWMMSA · pith_short_16: XYTCBEKWMMSAKV3E · pith_short_8: XYTCBEKW

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/XYTCBEKWMMSAKV3EQ4V2PBY34D \
  | 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: be262091566324055764872ba7871be0d0dfc0a6c0bc80c622a9d6b329d6c2cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2039b3a0631249049990deb10335e48f0f08eca529df316e948db950099ed57e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-02T15:52:41Z",
    "title_canon_sha256": "3b357014f9c1704f202d8bac47cee603feec0732f2d83018cf2df945954839f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00320",
    "kind": "arxiv",
    "version": 4
  }
}