Pith Number

pith:BKK3AMJG

pith:2009:BKK3AMJGRXNAXT2OOFRKT6A2TR

not attested not anchored not stored refs pending

Breaking and restoring of diffeomorphism symmetry in discrete gravity

B. Bahr, B. Dittrich

arxiv:0909.5688 v1 · 2009-09-30 · gr-qc · hep-lat · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKK3AMJGRXNAXT2OOFRKT6A2TR}

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	2026-05-18T02:11:35.790135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a95b031268dda0bcf4e7162a9f81a9c7364e6e09b7b9f3679e36451da007961

Aliases

arxiv: 0909.5688 · arxiv_version: 0909.5688v1 · doi: 10.48550/arxiv.0909.5688 · pith_short_12: BKK3AMJGRXNA · pith_short_16: BKK3AMJGRXNAXT2O · pith_short_8: BKK3AMJG

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/BKK3AMJGRXNAXT2OOFRKT6A2TR \
  | 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: 0a95b031268dda0bcf4e7162a9f81a9c7364e6e09b7b9f3679e36451da007961

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c011a339732681067f8a876b0e8b47360063c87dba8ba91bfe4912f35e6f7518",
    "cross_cats_sorted": [
      "hep-lat",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-30T18:21:24Z",
    "title_canon_sha256": "5d2a8aec3a5b96db0c0a92bc6ae62f5b1b1059df4c4bfe4d93fecc5aaa3c8d9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5688",
    "kind": "arxiv",
    "version": 1
  }
}