Pith Number

pith:2ZYO3TXF

pith:2015:2ZYO3TXFCNFJ76LH3RYPCVITWX

not attested not anchored not stored refs pending

Globally generated vector bundles on the Segre threefold with Picard number two

Edoardo Ballico, Francesco Malaspina, Sukmoon Huh

arxiv:1501.05600 v1 · 2015-01-22 · 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{2ZYO3TXFCNFJ76LH3RYPCVITWX}

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	2026-05-18T02:28:54.403057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d670edcee5134a9ff967dc70f15513b5ee570bd542c7374a5825213b38b993f8

Aliases

arxiv: 1501.05600 · arxiv_version: 1501.05600v1 · doi: 10.48550/arxiv.1501.05600 · pith_short_12: 2ZYO3TXFCNFJ · pith_short_16: 2ZYO3TXFCNFJ76LH · pith_short_8: 2ZYO3TXF

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/2ZYO3TXFCNFJ76LH3RYPCVITWX \
  | 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: d670edcee5134a9ff967dc70f15513b5ee570bd542c7374a5825213b38b993f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93a577722ec49d8d26265d487aa149c11fd039d55176e5c523016abdbacb295b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-01-22T19:01:05Z",
    "title_canon_sha256": "a2834f36a21984ae8ddd9e2b5ef3eb2d4d3264040bcdd842fa77913b4bcd2d04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05600",
    "kind": "arxiv",
    "version": 1
  }
}