Pith Number

pith:JGZZ4FVT

pith:2015:JGZZ4FVTQLOH2ODNZLT2QHYI4J

not attested not anchored not stored refs pending

Bloch's conjecture and valences of correspondences for K3 surfaces

Claudio Pedrini

arxiv:1510.05832 v1 · 2015-10-20 · 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{JGZZ4FVTQLOH2ODNZLT2QHYI4J}

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	2026-05-18T01:29:39.572254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49b39e16b382dc7d386dcae7a81f08e266b183ff91c863ea3cf6d5275581e672

Aliases

arxiv: 1510.05832 · arxiv_version: 1510.05832v1 · doi: 10.48550/arxiv.1510.05832 · pith_short_12: JGZZ4FVTQLOH · pith_short_16: JGZZ4FVTQLOH2ODN · pith_short_8: JGZZ4FVT

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/JGZZ4FVTQLOH2ODNZLT2QHYI4J \
  | 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: 49b39e16b382dc7d386dcae7a81f08e266b183ff91c863ea3cf6d5275581e672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fca23d42d7851077d135757fe566f9637d1377756812e7f93a059d09af2ddb2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-10-20T10:54:21Z",
    "title_canon_sha256": "09a8e50db4f6b9d7ab61041d08e49c207e7c3aab4106ec571105e20f7c41528c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05832",
    "kind": "arxiv",
    "version": 1
  }
}