Pith Number

pith:BO3BGNKN

pith:2008:BO3BGNKNWB5DIAXBT7M7KVRCLL

not attested not anchored not stored refs pending

Reconstructing the interaction between the dark matter and holographic dark energy

Guo-Hong Yang, Peng-Ming Zhang, Shao-Feng Wu

arxiv:0809.1503 v3 · 2008-09-09 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BO3BGNKNWB5DIAXBT7M7KVRCLL}

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	2026-05-18T02:35:14.882912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bb613354db07a3402e19fd9f556225ad3220c09ab851a44964c9862b36676f8

Aliases

arxiv: 0809.1503 · arxiv_version: 0809.1503v3 · doi: 10.48550/arxiv.0809.1503 · pith_short_12: BO3BGNKNWB5D · pith_short_16: BO3BGNKNWB5DIAXB · pith_short_8: BO3BGNKN

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/BO3BGNKNWB5DIAXBT7M7KVRCLL \
  | 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: 0bb613354db07a3402e19fd9f556225ad3220c09ab851a44964c9862b36676f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "574642430cb53d32cae6f6680803dbe520f4e9b1aafc9a5cd4c4c4a38817667e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-09T07:43:18Z",
    "title_canon_sha256": "216dd57e3b9b0b77a9ef846ac8140853424d4e023f6cc93b845480fe8a9caa5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1503",
    "kind": "arxiv",
    "version": 3
  }
}