Pith Number

pith:BKPM7YVL

pith:2014:BKPM7YVLHTDLTUW3YSZVYVNZT7

not attested not anchored not stored refs pending

Moduli spaces of rank two aCM bundles on the Segre product of three projective lines

Daniele Faenzi, Francesco Malaspina, Gianfranco Casnati

arxiv:1404.1188 v3 · 2014-04-04 · math.AG · math.AC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKPM7YVLHTDLTUW3YSZVYVNZT7}

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	2026-05-18T02:31:47.524643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a9ecfe2ab3cc6b9d2dbc4b35c55b99ff1a71069dd58d69b5e64979dc44433f2

Aliases

arxiv: 1404.1188 · arxiv_version: 1404.1188v3 · doi: 10.48550/arxiv.1404.1188 · pith_short_12: BKPM7YVLHTDL · pith_short_16: BKPM7YVLHTDLTUW3 · pith_short_8: BKPM7YVL

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/BKPM7YVLHTDLTUW3YSZVYVNZT7 \
  | 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: 0a9ecfe2ab3cc6b9d2dbc4b35c55b99ff1a71069dd58d69b5e64979dc44433f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437949c3ba2313383701b40b0d3df2086620030c6072386e5aab6a5071cd5fff",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-04-04T09:02:01Z",
    "title_canon_sha256": "e60e68d88f07a0e02d3222b811d357ebc21d724a155a60826c315d3ac62a4b29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1188",
    "kind": "arxiv",
    "version": 3
  }
}