Pith Number

pith:47FCCFI5

pith:2017:47FCCFI5BGSS3O34EDSL2GBNVH

not attested not anchored not stored refs pending

Algebraic approximations of compact K\"ahler threefolds of Kodaira dimension 0 or 1

Hsueh-Yung Lin

arxiv:1704.08109 v2 · 2017-04-26 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47FCCFI5BGSS3O34EDSL2GBNVH}

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	2026-05-18T00:33:50.124516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7ca21151d09a52dbb7c20e4bd182da9dae530ec67d2faed2c235df4a87d6129

Aliases

arxiv: 1704.08109 · arxiv_version: 1704.08109v2 · doi: 10.48550/arxiv.1704.08109 · pith_short_12: 47FCCFI5BGSS · pith_short_16: 47FCCFI5BGSS3O34 · pith_short_8: 47FCCFI5

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/47FCCFI5BGSS3O34EDSL2GBNVH \
  | 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: e7ca21151d09a52dbb7c20e4bd182da9dae530ec67d2faed2c235df4a87d6129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311722998b9908d3a34225005e08c1aba8a112be6a20356468b5f07a6e76ed8d",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-26T13:42:18Z",
    "title_canon_sha256": "5bfb4dc95a6ae643ef8d40aeae04c00adc9c57ea7d38a3357744ba7c4dbdbcf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08109",
    "kind": "arxiv",
    "version": 2
  }
}