Pith Number

pith:JS4AVMXU

pith:2009:JS4AVMXUL7UYGIUKQWZ723ACYY

not attested not anchored not stored refs pending

Interacting new agegraphic dark energy in non-flat Brans-Dicke cosmology

Ahmad Sheykhi

arxiv:0908.0606 v3 · 2009-08-05 · 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{JS4AVMXUL7UYGIUKQWZ723ACYY}

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	2026-05-18T02:12:44.554203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cb80ab2f45fe983228a85b3fd6c02c60f1dd332b115d1539320124bdf018eba

Aliases

arxiv: 0908.0606 · arxiv_version: 0908.0606v3 · doi: 10.48550/arxiv.0908.0606 · pith_short_12: JS4AVMXUL7UY · pith_short_16: JS4AVMXUL7UYGIUK · pith_short_8: JS4AVMXU

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/JS4AVMXUL7UYGIUKQWZ723ACYY \
  | 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: 4cb80ab2f45fe983228a85b3fd6c02c60f1dd332b115d1539320124bdf018eba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d2cb75634d37d2e1219f1fbe8620d8231ae4e3e7ceeb1e16f3f2b5bd89fd689",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-08-05T04:01:14Z",
    "title_canon_sha256": "cdcbde2a59bd112bc5c713607ff5ff55fcd76ee83b9578f08acd6564749e2f8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0606",
    "kind": "arxiv",
    "version": 3
  }
}