Pith Number

pith:Q3522ERX

pith:2012:Q3522ERXTHASXZPDHX7N53H7JD

not attested not anchored not stored refs pending

Orbits of the stabiliser group of the Segre variety product of three projective lines

John Sheekey, Michel Lavrauw

arxiv:1207.3972 v1 · 2012-07-17 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3522ERXTHASXZPDHX7N53H7JD}

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	2026-05-18T03:50:49.335950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86fbad123799c12be5e33dfedeecff48ce5bf65d410f1ffe6113c59c16da3642

Aliases

arxiv: 1207.3972 · arxiv_version: 1207.3972v1 · doi: 10.48550/arxiv.1207.3972 · pith_short_12: Q3522ERXTHAS · pith_short_16: Q3522ERXTHASXZPD · pith_short_8: Q3522ERX

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/Q3522ERXTHASXZPDHX7N53H7JD \
  | 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: 86fbad123799c12be5e33dfedeecff48ce5bf65d410f1ffe6113c59c16da3642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd6fa17ae90cfe41b8f5dc03b65138b1d5b0d52f940d281cbf96b2502d76831",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-07-17T12:20:57Z",
    "title_canon_sha256": "2e6448e237460910dab8fdc2e596aa7a427c0fc9c57d3ba5bfb1f476e0a82caf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3972",
    "kind": "arxiv",
    "version": 1
  }
}