Pith Number

pith:5PCXAGZB

pith:2011:5PCXAGZBAYHN5Z6BEHKCIBVKN4

not attested not anchored not stored refs pending

Elliptic K3 surfaces admitting a Shioda-Inose structure

Kenji Koike

arxiv:1104.1470 v1 · 2011-04-08 · 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{5PCXAGZBAYHN5Z6BEHKCIBVKN4}

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	2026-05-18T04:24:44.977740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebc5701b21060edee7c121d42406aa6f2585f2d7826a7b170d07ce5ee07810d7

Aliases

arxiv: 1104.1470 · arxiv_version: 1104.1470v1 · doi: 10.48550/arxiv.1104.1470 · pith_short_12: 5PCXAGZBAYHN · pith_short_16: 5PCXAGZBAYHN5Z6B · pith_short_8: 5PCXAGZB

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/5PCXAGZBAYHN5Z6BEHKCIBVKN4 \
  | 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: ebc5701b21060edee7c121d42406aa6f2585f2d7826a7b170d07ce5ee07810d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d525d40b0e1183bc4b2b38d3abf324c4851b79296d1d35aa9f15153fc753446",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-04-08T03:03:57Z",
    "title_canon_sha256": "4e6af600d3fba3699d7d008e5e6842b96bb27fdce374bc8680547951118a9338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1470",
    "kind": "arxiv",
    "version": 1
  }
}