Pith Number

pith:ALA76NY6

pith:1992:ALA76NY6DUBIRPLNMKBB6K2WIO

not attested not anchored not stored refs pending

Einstein Gravity in 2+1 Dimensions from a Gauge Model with Symmetry Breaking

D. Cangemi, M. Crescimanno, R. Brooks

arxiv:hep-th/9208034 v1 · 1992-08-12 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALA76NY6DUBIRPLNMKBB6K2WIO}

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	2026-07-04T14:32:27.028853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02c1ff371e1d0288bd6d62821f2b56439fd31febbb1dee3881ee1d62b8e2c1ae

Aliases

arxiv: hep-th/9208034 · arxiv_version: hep-th/9208034v1 · doi: 10.48550/arxiv.hep-th/9208034 · pith_short_12: ALA76NY6DUBI · pith_short_16: ALA76NY6DUBIRPLN · pith_short_8: ALA76NY6

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/ALA76NY6DUBIRPLNMKBB6K2WIO \
  | 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: 02c1ff371e1d0288bd6d62821f2b56439fd31febbb1dee3881ee1d62b8e2c1ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc74715fe664989ea09b437940c9a260763027b2184bea938c806756519dce6b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-08-12T19:36:20Z",
    "title_canon_sha256": "6501682b68e4c8401be98ab8497b9d7504c25bdc2efc4f263166b88a5b594e5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9208034",
    "kind": "arxiv",
    "version": 1
  }
}