Pith Number

pith:BMNWGDPT

pith:2019:BMNWGDPTYE4FVQSV7GLCENUL4Q

not attested not anchored not stored refs pending

Observational constraints on the oscillating dark energy cosmologies

Mehdi Rezaei

arxiv:1902.04776 v1 · 2019-02-13 · gr-qc · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMNWGDPTYE4FVQSV7GLCENUL4Q}

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	2026-05-17T23:47:01.882588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b1b630df3c1385ac255f99622368be41972af49065c2831ff88886edb5e96c9

Aliases

arxiv: 1902.04776 · arxiv_version: 1902.04776v1 · doi: 10.48550/arxiv.1902.04776 · pith_short_12: BMNWGDPTYE4F · pith_short_16: BMNWGDPTYE4FVQSV · pith_short_8: BMNWGDPT

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/BMNWGDPTYE4FVQSV7GLCENUL4Q \
  | 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: 0b1b630df3c1385ac255f99622368be41972af49065c2831ff88886edb5e96c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7f71d734d67cfd19f87b3be938127283d0cba4f0f12cf785e4dbdfa1c09c5c5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-02-13T07:51:08Z",
    "title_canon_sha256": "c0901d0e8df0285ee5ee95a00ed9d395c9ebe5fd77fe690b68fdbf91cc501903"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04776",
    "kind": "arxiv",
    "version": 1
  }
}