Pith Number

pith:BFUL4UGJ

pith:2015:BFUL4UGJUGZMET3RBFHICJ4TR7

not attested not anchored not stored refs pending

A Study of Transition of the Expansion of the Universe from a Phase of Deceleration to Acceleration through a Conversion of Matter into Dark Energy in the Framework of Brans-Dicke Theory

Sudipto Roy

arxiv:1511.02774 v1 · 2015-11-06 · 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{BFUL4UGJUGZMET3RBFHICJ4TR7}

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	2026-05-18T00:31:22.748440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0968be50c9a1b2c24f71094e8127938fce40d3eb3344fdfc8689c6cbe89625f7

Aliases

arxiv: 1511.02774 · arxiv_version: 1511.02774v1 · doi: 10.48550/arxiv.1511.02774 · pith_short_12: BFUL4UGJUGZM · pith_short_16: BFUL4UGJUGZMET3R · pith_short_8: BFUL4UGJ

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/BFUL4UGJUGZMET3RBFHICJ4TR7 \
  | 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: 0968be50c9a1b2c24f71094e8127938fce40d3eb3344fdfc8689c6cbe89625f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47cc5df7f19df960aea823a0401efc0ca0cb128220fb52947ccd733673e8e3fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-06T09:54:57Z",
    "title_canon_sha256": "ca487596a362e0c6766237f0a0b03bd9c8a2585bae8c7f857b6ca284ab657557"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02774",
    "kind": "arxiv",
    "version": 1
  }
}