Pith Number

pith:4UUO6G4J

pith:2013:4UUO6G4JVRSTSYZMVILBUJQPES

not attested not anchored not stored refs pending

Bn-generalized geometry and G2(2)-structures

Roberto Rubio

arxiv:1301.3330 v2 · 2013-01-15 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4UUO6G4JVRSTSYZMVILBUJQPES}

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	2026-05-17T23:39:42.538274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e528ef1b89ac6539632caa161a260f24bd0f65ccaf389eba73119255b8671753

Aliases

arxiv: 1301.3330 · arxiv_version: 1301.3330v2 · doi: 10.48550/arxiv.1301.3330 · pith_short_12: 4UUO6G4JVRST · pith_short_16: 4UUO6G4JVRSTSYZM · pith_short_8: 4UUO6G4J

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/4UUO6G4JVRSTSYZMVILBUJQPES \
  | 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: e528ef1b89ac6539632caa161a260f24bd0f65ccaf389eba73119255b8671753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc8d5eee24df9e81c9dab044cfba6edc8f450d4ce5c1653da917eee7bd131e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-01-15T13:05:47Z",
    "title_canon_sha256": "237fed28029f18717f8d361e82202352609511e67b7ce5c28362dc229e853f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3330",
    "kind": "arxiv",
    "version": 2
  }
}