Pith Number

pith:NHHJDVKX

pith:2013:NHHJDVKXM2AW5GYILS3QO7JUJR

not attested not anchored not stored refs pending

On detecting interactions in the dark sector with H(z) data

Diego Pav\'on, Joel C. Carvalho, Pedro C. Ferreira

arxiv:1310.2160 v1 · 2013-10-08 · gr-qc · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHHJDVKXM2AW5GYILS3QO7JUJR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:10:57.515158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69ce91d55766816e9b085cb7077d344c514d83cedec3e599914b9549c23d1541

Aliases

arxiv: 1310.2160 · arxiv_version: 1310.2160v1 · doi: 10.48550/arxiv.1310.2160 · pith_short_12: NHHJDVKXM2AW · pith_short_16: NHHJDVKXM2AW5GYI · pith_short_8: NHHJDVKX

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/NHHJDVKXM2AW5GYILS3QO7JUJR \
  | 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: 69ce91d55766816e9b085cb7077d344c514d83cedec3e599914b9549c23d1541

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "210a09d28ee566e289b347bc6fb6da3e21740fc59df3b3eafc372e6dbb8e6006",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-10-08T14:47:38Z",
    "title_canon_sha256": "e8cde8b80cc3e038a9db0d69d3a60b5df4a0052a0bacc97fe954616812ee8e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2160",
    "kind": "arxiv",
    "version": 1
  }
}