Pith Number

pith:I534LJ4V

pith:2011:I534LJ4VZ5J3VTCGFVKUZDSMRF

not attested not anchored not stored refs pending

On the finite dimensionality of a K3 surface

Claudio Pedrini

arxiv:1106.1115 v1 · 2011-06-06 · 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{I534LJ4VZ5J3VTCGFVKUZDSMRF}

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	2026-05-18T04:20:36.380969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4777c5a795cf53bacc462d554c8e4c896d0330a3d93957ced2337d1800af3182

Aliases

arxiv: 1106.1115 · arxiv_version: 1106.1115v1 · doi: 10.48550/arxiv.1106.1115 · pith_short_12: I534LJ4VZ5J3 · pith_short_16: I534LJ4VZ5J3VTCG · pith_short_8: I534LJ4V

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/I534LJ4VZ5J3VTCGFVKUZDSMRF \
  | 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: 4777c5a795cf53bacc462d554c8e4c896d0330a3d93957ced2337d1800af3182

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e8f9da88302d6d02e3cf827c58da383cdaf7e7fe54670ae1fd0e409555bd03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-06-06T16:32:14Z",
    "title_canon_sha256": "573db539a01d5df631b238b4694d6266471ba5dd9f3a19510777b7e10a1af2ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1115",
    "kind": "arxiv",
    "version": 1
  }
}