Pith Number

pith:PUQL2TAJ

pith:2007:PUQL2TAJQG2Z53CSZFVTYOJTDN

not attested not anchored not stored refs pending

Bulk scalar field in DGP braneworld cosmology

P. K. Suresh, Rizwan ul Haq Ansari

arxiv:0709.3136 v1 · 2007-09-20 · 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{PUQL2TAJQG2Z53CSZFVTYOJTDN}

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	2026-05-18T04:18:13.589431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d20bd4c0981b59eec52c96b3c39331b5c4f535236c203c393ff92d4e94c53fb

Aliases

arxiv: 0709.3136 · arxiv_version: 0709.3136v1 · doi: 10.48550/arxiv.0709.3136 · pith_short_12: PUQL2TAJQG2Z · pith_short_16: PUQL2TAJQG2Z53CS · pith_short_8: PUQL2TAJ

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/PUQL2TAJQG2Z53CSZFVTYOJTDN \
  | 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: 7d20bd4c0981b59eec52c96b3c39331b5c4f535236c203c393ff92d4e94c53fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3775d73e050f12eed58f7c2abb8306bfc0d2d96b5859640d2d3af0942fa274c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-09-20T06:00:41Z",
    "title_canon_sha256": "d41623e0810c94c90c9b0f21afe32e9120a1617e82aac136f726e4e74505fe7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.3136",
    "kind": "arxiv",
    "version": 1
  }
}