Pith Number

pith:JXV7PLDR

pith:2013:JXV7PLDRQYM3KEXVBT6PKMP3VE

not attested not anchored not stored refs pending

A study on the dependence of the dimensionless Brans-Dicke parameter on the scalar field and their time dependence

Antonio Pasqua, Sudipto Roy, Surajit Chattopadhyay

arxiv:1312.0004 v2 · 2013-11-29 · 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{JXV7PLDRQYM3KEXVBT6PKMP3VE}

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	2026-05-18T03:05:09.494401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4debf7ac718619b512f50cfcf531fba93505099a31cfb092124f99543c08698a

Aliases

arxiv: 1312.0004 · arxiv_version: 1312.0004v2 · doi: 10.48550/arxiv.1312.0004 · pith_short_12: JXV7PLDRQYM3 · pith_short_16: JXV7PLDRQYM3KEXV · pith_short_8: JXV7PLDR

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/JXV7PLDRQYM3KEXVBT6PKMP3VE \
  | 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: 4debf7ac718619b512f50cfcf531fba93505099a31cfb092124f99543c08698a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e60c50d50f2149d6156860dd6caa38afd5151f8b2154dbfa73fac53514d7b8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-11-29T07:39:19Z",
    "title_canon_sha256": "1ee9304b9ac166ccd1f71198a38eb5ac004643cc67bcdb5abfa6507007883966"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0004",
    "kind": "arxiv",
    "version": 2
  }
}