Pith Number

pith:7RHZTG3A

pith:2020:7RHZTG3A76JWA6TLEIC2OKQ4XN

not attested not anchored not stored refs pending

Algebraic approximation and the decomposition theorem for K\"ahler Calabi-Yau varieties

Benjamin Bakker, Christian Lehn, Henri Guenancia

arxiv:2012.00441 v3 · 2020-12-01 · 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{7RHZTG3A76JWA6TLEIC2OKQ4XN}

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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.

Cited by

1 paper in Pith

Thirty-three deformation classes of compact hyperk\"ahler orbifolds

Receipt and verification

First computed	2026-07-05T03:51:41.285508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc4f999b60ff93607a6b2205a72a1cbb6b7cb016e1e746e484da5c3d055450c6

Aliases

arxiv: 2012.00441 · arxiv_version: 2012.00441v3 · doi: 10.48550/arxiv.2012.00441 · pith_short_12: 7RHZTG3A76JW · pith_short_16: 7RHZTG3A76JWA6TL · pith_short_8: 7RHZTG3A

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/7RHZTG3A76JWA6TLEIC2OKQ4XN \
  | 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: fc4f999b60ff93607a6b2205a72a1cbb6b7cb016e1e746e484da5c3d055450c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4ac822970e798f4f04e031ddb8165814ec317b8f0a8d6b0c8447b39c107c2e0",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2020-12-01T12:26:54Z",
    "title_canon_sha256": "9555eb836ee705ff2f8c93e5736e9c3a247d0028e851f73b57de8d019958921c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00441",
    "kind": "arxiv",
    "version": 3
  }
}