Pith Number

pith:HRGLRQBT

pith:2015:HRGLRQBTX73MCJNFJWPF3LQO7X

not attested not anchored not stored refs pending

K3 surfaces over finite fields with given L-function

Lenny Taelman

arxiv:1507.08547 v2 · 2015-07-30 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRGLRQBTX73MCJNFJWPF3LQO7X}

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	2026-05-18T01:10:10.266439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c4cb8c033bff6c125a54d9e5dae0efdf0bb1f5e8c12c629a0504868e1eb215e

Aliases

arxiv: 1507.08547 · arxiv_version: 1507.08547v2 · doi: 10.48550/arxiv.1507.08547 · pith_short_12: HRGLRQBTX73M · pith_short_16: HRGLRQBTX73MCJNF · pith_short_8: HRGLRQBT

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/HRGLRQBTX73MCJNFJWPF3LQO7X \
  | 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: 3c4cb8c033bff6c125a54d9e5dae0efdf0bb1f5e8c12c629a0504868e1eb215e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "116de879c30825b4ff9f508f527b471708b80a132e49b382e0e5bb6522cb5a34",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-30T15:23:19Z",
    "title_canon_sha256": "267cb12e2c6f1b32f00cb67a26e8ab0da4cb22c227d2f07fbade75e1dc090471"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08547",
    "kind": "arxiv",
    "version": 2
  }
}