Pith Number

pith:GS545YHO

pith:2009:GS545YHOGZ4NZOZHN22KMZIYYY

not attested not anchored not stored refs pending

DGP brane cosmology and quark-hadron phase transition

A. M. Ghezelbash, H. R. Sepangi, K. Atazadeh

arxiv:0904.2444 v3 · 2009-04-16 · hep-th · astro-ph.HE · 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{GS545YHOGZ4NZOZHN22KMZIYYY}

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	2026-05-18T02:13:59.939407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34bbcee0ee3678dcbb276eb4a66518c63fa13fda888d7293aca76da4ccf0ccb8

Aliases

arxiv: 0904.2444 · arxiv_version: 0904.2444v3 · doi: 10.48550/arxiv.0904.2444 · pith_short_12: GS545YHOGZ4N · pith_short_16: GS545YHOGZ4NZOZH · pith_short_8: GS545YHO

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/GS545YHOGZ4NZOZHN22KMZIYYY \
  | 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: 34bbcee0ee3678dcbb276eb4a66518c63fa13fda888d7293aca76da4ccf0ccb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9299f3aec0216a3ed8799a0b273c72174c6fb60caa6ab641e74b09b6b956b4d3",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-04-16T08:20:02Z",
    "title_canon_sha256": "18718d77a57ee630e846569cb189b405f852af3c190df5a9d2d3762176a49d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2444",
    "kind": "arxiv",
    "version": 3
  }
}