Pith Number

pith:WIH5KWTX

pith:2013:WIH5KWTXN3BR7CI3BISA5DULCJ

not attested not anchored not stored refs pending

Constraining Red-shift Parametrization Parameters in Brans-Dicke Theory: Evolution of Open Confidence Contours

Ritabrata Biswas, Ujjal Debnath

arxiv:1312.1049 v1 · 2013-12-04 · 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{WIH5KWTXN3BR7CI3BISA5DULCJ}

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	2026-05-18T01:45:58.847520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b20fd55a776ec31f891b0a240e8e8b124534bc61150cff8861467b7c611d974e

Aliases

arxiv: 1312.1049 · arxiv_version: 1312.1049v1 · doi: 10.48550/arxiv.1312.1049 · pith_short_12: WIH5KWTXN3BR · pith_short_16: WIH5KWTXN3BR7CI3 · pith_short_8: WIH5KWTX

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/WIH5KWTXN3BR7CI3BISA5DULCJ \
  | 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: b20fd55a776ec31f891b0a240e8e8b124534bc61150cff8861467b7c611d974e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b52639940b69f8412a39570e4b04634b40285df0c705a754f64e2e8affb57b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-04T07:59:00Z",
    "title_canon_sha256": "49c6327de24922c0aec5a1ddcdcbdea361ede0da0fa14d7894d4cc96244d233c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1049",
    "kind": "arxiv",
    "version": 1
  }
}