Pith Number

pith:3GI7BFTF

pith:2013:3GI7BFTFPUP5LIPFF4VFRMP2L7

not attested not anchored not stored refs pending

Derived categories of surfaces isogenous to a higher product

Kyoung-Seog Lee

arxiv:1303.0541 v2 · 2013-03-03 · 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{3GI7BFTFPUP5LIPFF4VFRMP2L7}

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	2026-05-18T02:57:45.066861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d991f096657d1fd5a1e52f2a58b1fa5fc3d188161b7b10fbe80198a7b9aab8d0

Aliases

arxiv: 1303.0541 · arxiv_version: 1303.0541v2 · doi: 10.48550/arxiv.1303.0541 · pith_short_12: 3GI7BFTFPUP5 · pith_short_16: 3GI7BFTFPUP5LIPF · pith_short_8: 3GI7BFTF

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/3GI7BFTFPUP5LIPFF4VFRMP2L7 \
  | 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: d991f096657d1fd5a1e52f2a58b1fa5fc3d188161b7b10fbe80198a7b9aab8d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7d4ab775987f7a865f291000977ce5b9f2b6ab5be49edadf60fea4fa5ed8ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-03-03T18:33:57Z",
    "title_canon_sha256": "1eecb21056e76a55e2ced17194bb95c89279bc8fc94f4b6f59b4589b328caa2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0541",
    "kind": "arxiv",
    "version": 2
  }
}