Pith Number

pith:PMYWLGOW

pith:2023:PMYWLGOWXLC2SJVNLQZLO34OPX

not attested not anchored not stored refs pending

Equivariant birational geometry of cubic fourfolds and derived categories

Christian B\"ohning, Hans-Christian Graf von Bothmer, Yuri Tschinkel

arxiv:2303.17678 v2 · 2023-03-30 · 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{PMYWLGOWXLC2SJVNLQZLO34OPX}

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.

Cited by

1 paper in Pith

Linearization problem for finite subgroups of the plane Cremona group

Receipt and verification

First computed	2026-07-05T06:02:09.017967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b316599d6bac5a926ad5c32b76f8e7ddc527edadadcafcc5af99d516787c67a

Aliases

arxiv: 2303.17678 · arxiv_version: 2303.17678v2 · doi: 10.48550/arxiv.2303.17678 · pith_short_12: PMYWLGOWXLC2 · pith_short_16: PMYWLGOWXLC2SJVN · pith_short_8: PMYWLGOW

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/PMYWLGOWXLC2SJVNLQZLO34OPX \
  | 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: 7b316599d6bac5a926ad5c32b76f8e7ddc527edadadcafcc5af99d516787c67a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "499d679de89923520f966e6353061df0d4069a41460beda81070500831759436",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-03-30T19:41:46Z",
    "title_canon_sha256": "297f5ba5922eea5adc85f568e8236249b1c4a42a0ce432df9c3b7cfc3cceda06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.17678",
    "kind": "arxiv",
    "version": 2
  }
}