Pith Number

pith:2SDIF2SP

pith:2008:2SDIF2SPERXC7WNL22EHVRMNNR

not attested not anchored not stored refs pending

Dvali-Gabadadze-Porrati Cosmology in Bianchi I brane

P K Suresh, Rizwan ul Haq Ansari

arxiv:0808.3182 v1 · 2008-08-23 · 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{2SDIF2SPERXC7WNL22EHVRMNNR}

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	2026-07-04T15:29:13.036422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d48682ea4f246e2fd9abd6887ac58d6c629061d95892fb6ef2f47a6065b24e15

Aliases

arxiv: 0808.3182 · arxiv_version: 0808.3182v1 · doi: 10.48550/arxiv.0808.3182 · pith_short_12: 2SDIF2SPERXC · pith_short_16: 2SDIF2SPERXC7WNL · pith_short_8: 2SDIF2SP

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/2SDIF2SPERXC7WNL22EHVRMNNR \
  | 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: d48682ea4f246e2fd9abd6887ac58d6c629061d95892fb6ef2f47a6065b24e15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad3975b8327191a77ee13d2103afb76fff5c6404e9766bf289bb0dccc01471d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-08-23T12:12:17Z",
    "title_canon_sha256": "b738ae7f81d9883c23fcf7686155d2007e6488b5707d2ba2e0574ea0e07ad19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3182",
    "kind": "arxiv",
    "version": 1
  }
}