Pith Number

pith:QVABVLYJ

pith:2018:QVABVLYJVNDKZ6RDN366CIZFB3

not attested not anchored not stored refs pending

Phantom energy dominated universe as a transient stage in $f(R)$ cosmology

Barkha Taori, Parbati Sahoo, P.H.R.S. Moraes, P.K. Sahoo

arxiv:1812.03873 v2 · 2018-12-07 · 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{QVABVLYJVNDKZ6RDN366CIZFB3}

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	2026-05-17T23:48:39.734514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85401aaf09ab46acfa236efde123250ecd8ff39de904a55daab7c6c652735a97

Aliases

arxiv: 1812.03873 · arxiv_version: 1812.03873v2 · doi: 10.48550/arxiv.1812.03873 · pith_short_12: QVABVLYJVNDK · pith_short_16: QVABVLYJVNDKZ6RD · pith_short_8: QVABVLYJ

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/QVABVLYJVNDKZ6RDN366CIZFB3 \
  | 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: 85401aaf09ab46acfa236efde123250ecd8ff39de904a55daab7c6c652735a97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea244f5c74ad089ae84b8fcaecb08d9ba15bdaf11a4c3456833b3cd7b98b3d25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-07T17:03:25Z",
    "title_canon_sha256": "3cc0e0f4c41ff902c26cf04080879a6e624ebdc080c6c5ec5ac835624eb4988a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03873",
    "kind": "arxiv",
    "version": 2
  }
}