Pith Number

pith:DPETLA7G

pith:2023:DPETLA7GZVUAKME6CU3WBO5I2I

not attested not anchored not stored refs pending

Automorphism groups of cubic fivefolds and fourfolds

Song Yang, Xun Yu, Zigang Zhu

arxiv:2308.07186 v2 · 2023-08-14 · 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{DPETLA7GZVUAKME6CU3WBO5I2I}

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

Rational cubic fourfolds with a symplectic group of automorphisms

Receipt and verification

First computed	2026-07-05T08:55:20.586128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bc93583e6cd6805309e153760bba8d219d078ba976dcd9356154dbfaa11761c

Aliases

arxiv: 2308.07186 · arxiv_version: 2308.07186v2 · doi: 10.48550/arxiv.2308.07186 · pith_short_12: DPETLA7GZVUA · pith_short_16: DPETLA7GZVUAKME6 · pith_short_8: DPETLA7G

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/DPETLA7GZVUAKME6CU3WBO5I2I \
  | 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: 1bc93583e6cd6805309e153760bba8d219d078ba976dcd9356154dbfaa11761c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aecafe3189122715ae9c708097bc7319d59c299c306dbd61c717a6b893f786db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-08-14T14:45:41Z",
    "title_canon_sha256": "fe2786f728be1844444495cef4f44d70bdc5057e8b2a7bbb1b090be90be8c7db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.07186",
    "kind": "arxiv",
    "version": 2
  }
}