Pith Number

pith:JDOL6C2S

pith:2023:JDOL6C2S5STVWUBDHUDSL2REGT

not attested not anchored not stored refs pending

Equivariant geometry of the Segre cubic and the Burkhardt quartic

Ivan Cheltsov, Yuri Tschinkel, Zhijia Zhang

arxiv:2308.15271 v2 · 2023-08-29 · 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{JDOL6C2S5STVWUBDHUDSL2REGT}

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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

Linearization problem for finite subgroups of the plane Cremona group

Receipt and verification

First computed	2026-07-05T07:07:39.053430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48dcbf0b52eca75b50233d0725ea2434d5211f28aee4500447dafcadbd763398

Aliases

arxiv: 2308.15271 · arxiv_version: 2308.15271v2 · doi: 10.48550/arxiv.2308.15271 · pith_short_12: JDOL6C2S5STV · pith_short_16: JDOL6C2S5STVWUBD · pith_short_8: JDOL6C2S

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/JDOL6C2S5STVWUBDHUDSL2REGT \
  | 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: 48dcbf0b52eca75b50233d0725ea2434d5211f28aee4500447dafcadbd763398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f6cf8c9d7612f4a1977855c1cc275609b7c61133f7bc66c8c8d3783933c94ef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-08-29T13:01:50Z",
    "title_canon_sha256": "f482d7068c65de4fac5dc0393dc54711a3c07a9eeb673228a19a5de98a4a8d4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.15271",
    "kind": "arxiv",
    "version": 2
  }
}