Pith Number

pith:FTXRFYVB

pith:2013:FTXRFYVBJXTB6BHTZF5F2Q3OXL

not attested not anchored not stored refs pending

Families of lattice polarized K3 surfaces with monodromy

Alan Thompson, Andrew Harder, Andrey Y. Novoseltsev, Charles F. Doran

arxiv:1312.6434 v1 · 2013-12-22 · 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{FTXRFYVBJXTB6BHTZF5F2Q3OXL}

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	2026-05-18T01:21:40.836712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cef12e2a14de61f04f3c97a5d436ebac7639fa2c8c76c0b2b5076e74b73f85d

Aliases

arxiv: 1312.6434 · arxiv_version: 1312.6434v1 · doi: 10.48550/arxiv.1312.6434 · pith_short_12: FTXRFYVBJXTB · pith_short_16: FTXRFYVBJXTB6BHT · pith_short_8: FTXRFYVB

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/FTXRFYVBJXTB6BHTZF5F2Q3OXL \
  | 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: 2cef12e2a14de61f04f3c97a5d436ebac7639fa2c8c76c0b2b5076e74b73f85d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf0dae1f9642a77e69bfb5b895014ca31b2104cfbdaf923997e7ff68374613a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-12-22T22:24:09Z",
    "title_canon_sha256": "468112daba67ec2dcc5476d4a717235a9df04549d13a50b491a65e82b39e164f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6434",
    "kind": "arxiv",
    "version": 1
  }
}