Pith Number

pith:NFG4OGNV

pith:2016:NFG4OGNVJ6CE7FZNUF3D5GPWKX

not attested not anchored not stored refs pending

Quantum Cosmology of $f(R,T)$ gravity

Min-Xing Xu, Shi-Dong Liang, Tiberiu Harko

arxiv:1608.00113 v1 · 2016-07-30 · gr-qc · astro-ph.CO · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFG4OGNVJ6CE7FZNUF3D5GPWKX}

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	2026-05-18T01:08:37.892776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

694dc719b54f844f972da1763e99f655cf0b6f868ff3a4254494bf5346acba1d

Aliases

arxiv: 1608.00113 · arxiv_version: 1608.00113v1 · doi: 10.48550/arxiv.1608.00113 · pith_short_12: NFG4OGNVJ6CE · pith_short_16: NFG4OGNVJ6CE7FZN · pith_short_8: NFG4OGNV

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/NFG4OGNVJ6CE7FZNUF3D5GPWKX \
  | 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: 694dc719b54f844f972da1763e99f655cf0b6f868ff3a4254494bf5346acba1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54909bbd5e05d55d7ec653560e55d23ed73ed37269d37e3a07ceff841519e02a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-07-30T12:42:14Z",
    "title_canon_sha256": "34d75f40ece2150404f187fc91d449ef6e558156fb2ee4af9bd5f5647eb1a0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00113",
    "kind": "arxiv",
    "version": 1
  }
}