Pith Number

pith:RTEGGK2I

pith:2012:RTEGGK2IPFPMLYGR4SFFN5HVBP

not attested not anchored not stored refs pending

On the Relations between Gravity and BF Theories

Laurent Freidel, Simone Speziale

arxiv:1201.4247 v3 · 2012-01-20 · gr-qc · 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{RTEGGK2IPFPMLYGR4SFFN5HVBP}

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	2026-05-18T03:54:50.116771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cc8632b48795ec5e0d1e48a56f4f50befdfed6d241b0981152728901cdc09a3

Aliases

arxiv: 1201.4247 · arxiv_version: 1201.4247v3 · doi: 10.48550/arxiv.1201.4247 · pith_short_12: RTEGGK2IPFPM · pith_short_16: RTEGGK2IPFPMLYGR · pith_short_8: RTEGGK2I

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/RTEGGK2IPFPMLYGR4SFFN5HVBP \
  | 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: 8cc8632b48795ec5e0d1e48a56f4f50befdfed6d241b0981152728901cdc09a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bcf29d847bd1596ee37ad37304032ac4ec32ae22667211c0361863cafafe9b9",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-01-20T10:09:09Z",
    "title_canon_sha256": "25d7a9faa242528a9bd39ad245963fe35bdf27eb162ef87c9c50d2b81d1d4923"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4247",
    "kind": "arxiv",
    "version": 3
  }
}