Pith Number

pith:CG6S54V6

pith:2016:CG6S54V6WELQAEAJXBSOXAHZ52

not attested not anchored not stored refs pending

Barbero's formulation from a $BF$-type action with the Immirzi parameter

Jorge Romero, Mariano Celada, Merced Montesinos

arxiv:1605.01125 v1 · 2016-05-04 · gr-qc · hep-th · 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{CG6S54V6WELQAEAJXBSOXAHZ52}

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	2026-05-18T01:15:37.767564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11bd2ef2beb117001009b864eb80f9eea334faa4a036e5658e7a5ef9d08812d4

Aliases

arxiv: 1605.01125 · arxiv_version: 1605.01125v1 · doi: 10.48550/arxiv.1605.01125 · pith_short_12: CG6S54V6WELQ · pith_short_16: CG6S54V6WELQAEAJ · pith_short_8: CG6S54V6

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/CG6S54V6WELQAEAJXBSOXAHZ52 \
  | 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: 11bd2ef2beb117001009b864eb80f9eea334faa4a036e5658e7a5ef9d08812d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2d39b930d9af18a10e6866516dc9073dacf78be900c1d83f428abb3ba9d1b6",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-05-04T01:50:26Z",
    "title_canon_sha256": "e808862f749d853ffd330f96870eca353356f30aafb8e66fd1c8ae9d11f118cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01125",
    "kind": "arxiv",
    "version": 1
  }
}