Pith Number

pith:35IUAYJV

pith:2013:35IUAYJVDURI3JFEV6HE4G2VTR

not attested not anchored not stored refs pending

On p-adic density of rational points on K3 surfaces

Ren\'e Pannekoek

arxiv:1301.7281 v1 · 2013-01-30 · 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{35IUAYJVDURI3JFEV6HE4G2VTR}

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	2026-05-18T03:35:00.728703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df514061351d228da4a4af8e4e1b559c4498bd916868551654809fcd04c18b40

Aliases

arxiv: 1301.7281 · arxiv_version: 1301.7281v1 · doi: 10.48550/arxiv.1301.7281 · pith_short_12: 35IUAYJVDURI · pith_short_16: 35IUAYJVDURI3JFE · pith_short_8: 35IUAYJV

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/35IUAYJVDURI3JFEV6HE4G2VTR \
  | 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: df514061351d228da4a4af8e4e1b559c4498bd916868551654809fcd04c18b40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0cf4d4b7567b0d5636df952680f5c6d22924aea4188253d428b1003a8c83c9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-01-30T16:45:43Z",
    "title_canon_sha256": "f77f2deb6807295e4127bf434ca774146fc1765ec48ef67fafb2ef08e25a5578"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7281",
    "kind": "arxiv",
    "version": 1
  }
}