Pith Number

pith:QMV76E2C

pith:2004:QMV76E2C5WEET3XWCDGZ5CUHP5

not attested not anchored not stored refs pending

Braneworld cosmology almost without branes

Gianluca Calcagni

arxiv:hep-th/0409088 v3 · 2004-09-07 · hep-th · astro-ph · 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{QMV76E2C5WEET3XWCDGZ5CUHP5}

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	2026-07-04T14:32:17.976693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

832bff1342ed8849eef610cd9e8a877f4cefdf67165724b84ac3c94728f52701

Aliases

arxiv: hep-th/0409088 · arxiv_version: hep-th/0409088v3 · doi: 10.48550/arxiv.hep-th/0409088 · pith_short_12: QMV76E2C5WEE · pith_short_16: QMV76E2C5WEET3XW · pith_short_8: QMV76E2C

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/QMV76E2C5WEET3XWCDGZ5CUHP5 \
  | 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: 832bff1342ed8849eef610cd9e8a877f4cefdf67165724b84ac3c94728f52701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfdd314d0cf760e3957b2742b9b3d87c11a3793f108a12768575ad2dcf764780",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-09-07T17:55:25Z",
    "title_canon_sha256": "db97c4a45a635d45cb1c93dae8efa4090c219c14cbe235272905e23a860811ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0409088",
    "kind": "arxiv",
    "version": 3
  }
}