Pith Number

pith:PU4GSMRV

pith:2018:PU4GSMRVTPHC5ZGF245XOAHMKH

not attested not anchored not stored refs pending

Qualitative behavior of cosmological models combining various matter fields

Gauranga C. Samanta, Parth Shah, Salvatore Capozziello

arxiv:1803.09247 v3 · 2018-03-25 · 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{PU4GSMRVTPHC5ZGF245XOAHMKH}

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	2026-05-18T00:10:02.288654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d386932359bce2ee4c5d73b7700ec51d866e4a0872757dd5c9285d3c762bb90

Aliases

arxiv: 1803.09247 · arxiv_version: 1803.09247v3 · doi: 10.48550/arxiv.1803.09247 · pith_short_12: PU4GSMRVTPHC · pith_short_16: PU4GSMRVTPHC5ZGF · pith_short_8: PU4GSMRV

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/PU4GSMRVTPHC5ZGF245XOAHMKH \
  | 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: 7d386932359bce2ee4c5d73b7700ec51d866e4a0872757dd5c9285d3c762bb90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30aa6a71ea1c798f298c4e049432a464d515c9d99b5b1023404368cfe89860b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-03-25T12:59:16Z",
    "title_canon_sha256": "52f2564aae753c31fce012db3dff0d65a2cf6732d5949df95d3b661b9b9426a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09247",
    "kind": "arxiv",
    "version": 3
  }
}