Pith Number

pith:EJFKKFDQ

pith:2015:EJFKKFDQCR2SHNTFMHKDFW5PWG

not attested not anchored not stored refs pending

The cosmology in f(R,T) gravity without dark energy

Gang Sun, Yong-Chang Huang

arxiv:1510.01061 v1 · 2015-10-05 · 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{EJFKKFDQCR2SHNTFMHKDFW5PWG}

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	2026-05-18T01:19:01.941550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

224aa51470147523b66561d432dbafb189f710d96ac94823e55dcabb2c2a5b5d

Aliases

arxiv: 1510.01061 · arxiv_version: 1510.01061v1 · doi: 10.48550/arxiv.1510.01061 · pith_short_12: EJFKKFDQCR2S · pith_short_16: EJFKKFDQCR2SHNTF · pith_short_8: EJFKKFDQ

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/EJFKKFDQCR2SHNTFMHKDFW5PWG \
  | 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: 224aa51470147523b66561d432dbafb189f710d96ac94823e55dcabb2c2a5b5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9be931b4b39bf8fd1b2f801edee821a2c7a0918a1a9f133f298f662ccc0c0fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-05T08:35:55Z",
    "title_canon_sha256": "307f7fdfae309902a20fdd73ac0c3f10da699c0cb808eaacebdb6da4a0f42ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01061",
    "kind": "arxiv",
    "version": 1
  }
}