Pith Number

pith:XQXEEGNI

pith:2017:XQXEEGNIMO6GSBNRAXYVEXPNS2

not attested not anchored not stored refs pending

Late-time cosmological evolution of a general class of f(R, T) gravity with minimal curvature-matter coupling

Amir Hadi Ziaie, Hamid Shabani

arxiv:1703.06522 v2 · 2017-03-19 · 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{XQXEEGNIMO6GSBNRAXYVEXPNS2}

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	2026-05-18T00:38:39.752515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc2e4219a863bc6905b105f1525ded96afc419b6d7eb6a215122c939c41c4afc

Aliases

arxiv: 1703.06522 · arxiv_version: 1703.06522v2 · doi: 10.48550/arxiv.1703.06522 · pith_short_12: XQXEEGNIMO6G · pith_short_16: XQXEEGNIMO6GSBNR · pith_short_8: XQXEEGNI

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/XQXEEGNIMO6GSBNRAXYVEXPNS2 \
  | 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: bc2e4219a863bc6905b105f1525ded96afc419b6d7eb6a215122c939c41c4afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b699edfa6f3b8f39b67daa70c399b3f50484ab0553465d203da194e331de83c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-03-19T21:48:54Z",
    "title_canon_sha256": "31118df6bef29635b72360618cb877d4e200112d2a5468471c6fd77f1c5c6be6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06522",
    "kind": "arxiv",
    "version": 2
  }
}