Pith Number

pith:RQVRKN4M

pith:2013:RQVRKN4M7HPDBDYPGIVEMMGH6A

not attested not anchored not stored refs pending

Complete density perturbations in the Jordan-Fierz-Brans-Dicke theory

ACGC, A. de la Cruz Dombriz (ICE-IEEC Barcelona U., Cape Town U.), J. A. R. Cembranos (Madrid U.), L. Olano Garcia (Madrid U.)

arxiv:1307.0521 v1 · 2013-07-01 · 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{RQVRKN4M7HPDBDYPGIVEMMGH6A}

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	2026-05-18T03:04:49.153209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c2b15378cf9de308f0f322a4630c7f0166ae4851c5dab4fcc4e9b394d2967db

Aliases

arxiv: 1307.0521 · arxiv_version: 1307.0521v1 · doi: 10.48550/arxiv.1307.0521 · pith_short_12: RQVRKN4M7HPD · pith_short_16: RQVRKN4M7HPDBDYP · pith_short_8: RQVRKN4M

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/RQVRKN4M7HPDBDYPGIVEMMGH6A \
  | 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: 8c2b15378cf9de308f0f322a4630c7f0166ae4851c5dab4fcc4e9b394d2967db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0073b86766fd380ce45796b5bf3ce828a98328fdc54fad406259ab6e824c8e31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-01T20:27:36Z",
    "title_canon_sha256": "e1826546d821001ebf746773da987f1e5fffed9dd1cd09225a20df37a653c5a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0521",
    "kind": "arxiv",
    "version": 1
  }
}