Pith Number

pith:BVIKOHF3

pith:2014:BVIKOHF3QD7LB6RGEVK5WWAYCM

not attested not anchored not stored refs pending

Moduli spaces of bundles over non-projective K3 surfaces

Arvid Perego, Matei Toma

arxiv:1403.0104 v3 · 2014-03-01 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVIKOHF3QD7LB6RGEVK5WWAYCM}

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	2026-05-18T00:48:46.383969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d50a71cbb80feb0fa262555db58181309794c012081988c25c59f72e619426e

Aliases

arxiv: 1403.0104 · arxiv_version: 1403.0104v3 · doi: 10.48550/arxiv.1403.0104 · pith_short_12: BVIKOHF3QD7L · pith_short_16: BVIKOHF3QD7LB6RG · pith_short_8: BVIKOHF3

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/BVIKOHF3QD7LB6RGEVK5WWAYCM \
  | 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: 0d50a71cbb80feb0fa262555db58181309794c012081988c25c59f72e619426e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bb98c43b79dd4ffa3de2170462b92bb2957e1e904ce89083950d83a7e6e0654",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-01T16:20:01Z",
    "title_canon_sha256": "dadfacf75c468ed06af9372109efc68674db265047d2495bb188bc1b45d3d088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0104",
    "kind": "arxiv",
    "version": 3
  }
}