Pith Number

pith:MM6XJHWI

pith:2009:MM6XJHWI355RAR5PKNENI32DEP

not attested not anchored not stored refs pending

Noncommutative D=4 gravity coupled to fermions

Leonardo Castellani, Paolo Aschieri

arxiv:0902.3817 v1 · 2009-02-23 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MM6XJHWI355RAR5PKNENI32DEP}

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

Noncommutative Gauge Theories and Gravity

Receipt and verification

First computed	2026-07-04T15:46:25.431281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

633d749ec8df7b1047af5348d46f4323f5d9c029888760d7e2a79010291211e1

Aliases

arxiv: 0902.3817 · arxiv_version: 0902.3817v1 · doi: 10.48550/arxiv.0902.3817 · pith_short_12: MM6XJHWI355R · pith_short_16: MM6XJHWI355RAR5P · pith_short_8: MM6XJHWI

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/MM6XJHWI355RAR5PKNENI32DEP \
  | 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: 633d749ec8df7b1047af5348d46f4323f5d9c029888760d7e2a79010291211e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f721c8873d320604782739e2cc3241de39d4443142ff46e0ae014559e826631",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-02-23T16:03:16Z",
    "title_canon_sha256": "b21615d88ec059f661d771c93dde27533b309ce6878b1638a8faf3b59c2dbab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3817",
    "kind": "arxiv",
    "version": 1
  }
}