Pith Number

pith:KKPUKFTL

pith:2010:KKPUKFTLQPKXSDD4Y7D57EIRDQ

not attested not anchored not stored refs pending

The Bianchi variety

G. Moreno

arxiv:1005.5355 v2 · 2010-05-28 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKPUKFTLQPKXSDD4Y7D57EIRDQ}

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	2026-07-04T17:30:13.167997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

529f45166b83d5790c7cc7c7df91111c3954718b401224e2f05c960f38db914b

Aliases

arxiv: 1005.5355 · arxiv_version: 1005.5355v2 · doi: 10.48550/arxiv.1005.5355 · pith_short_12: KKPUKFTLQPKX · pith_short_16: KKPUKFTLQPKXSDD4 · pith_short_8: KKPUKFTL

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/KKPUKFTLQPKXSDD4Y7D57EIRDQ \
  | 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: 529f45166b83d5790c7cc7c7df91111c3954718b401224e2f05c960f38db914b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a69cfd92d68e33cc8e266899c15825b53ea6894b19be56e8baf79c7e3ec4420a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-05-28T18:21:12Z",
    "title_canon_sha256": "436f8723bd7876f4e98162961625e6738488f96916c5615a7ba526cfd6363c00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5355",
    "kind": "arxiv",
    "version": 2
  }
}