Pith Number

pith:BKRYXGNI

pith:2008:BKRYXGNIHLM66JFIIVLNPFLOCS

not attested not anchored not stored refs pending

Vector bundles on Fano threefolds of genus 7 and Brill-Noether loci

Daniele Faenzi, Maria Chiara Brambilla

arxiv:0810.3138 v3 · 2008-10-17 · 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{BKRYXGNIHLM66JFIIVLNPFLOCS}

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	2026-05-18T02:38:59.744105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aa38b99a83ad9ef24a84556d7956e1493b2542cf9893418ab18b70300d19477

Aliases

arxiv: 0810.3138 · arxiv_version: 0810.3138v3 · doi: 10.48550/arxiv.0810.3138 · pith_short_12: BKRYXGNIHLM6 · pith_short_16: BKRYXGNIHLM66JFI · pith_short_8: BKRYXGNI

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/BKRYXGNIHLM66JFIIVLNPFLOCS \
  | 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: 0aa38b99a83ad9ef24a84556d7956e1493b2542cf9893418ab18b70300d19477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ff164bdeb629b504d16b30d90f5926eb0103c00bd932a11679a3d0590921b57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2008-10-17T12:05:53Z",
    "title_canon_sha256": "2a4a47b013fe7cda2e51bc7e6467579927f427ff239c503c480a11059f490b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3138",
    "kind": "arxiv",
    "version": 3
  }
}