Pith Number

pith:AJDSC4ZJ

pith:2015:AJDSC4ZJZT3YXHEJMZUKIXXNGP

not attested not anchored not stored refs pending

Divisors of secant planes to curves

Nicola Tarasca

arxiv:1503.00742 v2 · 2015-03-02 · 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{AJDSC4ZJZT3YXHEJMZUKIXXNGP}

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	2026-05-18T01:21:32.421961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0247217329ccf78b9c896668a45eed33cb5ec2da2120bedfbf4c9b99bb237a95

Aliases

arxiv: 1503.00742 · arxiv_version: 1503.00742v2 · doi: 10.48550/arxiv.1503.00742 · pith_short_12: AJDSC4ZJZT3Y · pith_short_16: AJDSC4ZJZT3YXHEJ · pith_short_8: AJDSC4ZJ

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/AJDSC4ZJZT3YXHEJMZUKIXXNGP \
  | 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: 0247217329ccf78b9c896668a45eed33cb5ec2da2120bedfbf4c9b99bb237a95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2b9ecd3907cc2150da7d58a4652e5b3dee2ed5951aa06f0f14fc7b9f74da305",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-02T21:05:38Z",
    "title_canon_sha256": "71d4961f682e08a0a25b51b8b95dd063f3f2a1c2075438c9e8d17ed39b28df91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00742",
    "kind": "arxiv",
    "version": 2
  }
}