Pith Number

pith:R6VNJIAH

pith:2018:R6VNJIAHOGING33BUKAV3326DI

not attested not anchored not stored refs pending

Bouncing cosmology in $f(R,T)$ gravity

J. K. Singh, Kazuharu Bamba, Ritika Nagpal, S. K. J. Pacif

arxiv:1807.01157 v1 · 2018-06-30 · 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{R6VNJIAHOGING33BUKAV3326DI}

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	2026-05-18T00:11:45.102541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8faad4a0077190d36f61a2815def5e1a00c4ee772a8e82147128ff79afb8d9a2

Aliases

arxiv: 1807.01157 · arxiv_version: 1807.01157v1 · doi: 10.48550/arxiv.1807.01157 · pith_short_12: R6VNJIAHOGIN · pith_short_16: R6VNJIAHOGING33B · pith_short_8: R6VNJIAH

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/R6VNJIAHOGING33BUKAV3326DI \
  | 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: 8faad4a0077190d36f61a2815def5e1a00c4ee772a8e82147128ff79afb8d9a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "461b7a22f5b576b9fd0338e6051fcacbedf3d78b0467752af6a729bfb91679f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-06-30T16:32:37Z",
    "title_canon_sha256": "f36e28059875a7fc5ff62ab2aeded18ea3b5c261c24257353377bcf46cc4aceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01157",
    "kind": "arxiv",
    "version": 1
  }
}