Pith Number

pith:GH2KYBUU

pith:2007:GH2KYBUUDFXQLC2VR7DZ2H2WTI

not attested not anchored not stored refs pending

On model selection forecasting, Dark Energy and modified gravity

A. F. Heavens, L. Verde, T.D. Kitching

arxiv:astro-ph/0703191 v2 · 2007-03-08 · 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{GH2KYBUUDFXQLC2VR7DZ2H2WTI}

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.

Cited by

1 paper in Pith

Evolution of matter perturbations in the context of cosmic slowing down

Receipt and verification

First computed	2026-07-04T15:36:35.302948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31f4ac0694196f058b558fc79d1f569a09a2143f63e1458311726c081311596b

Aliases

arxiv: astro-ph/0703191 · arxiv_version: astro-ph/0703191v2 · doi: 10.48550/arxiv.astro-ph/0703191 · pith_short_12: GH2KYBUUDFXQ · pith_short_16: GH2KYBUUDFXQLC2V · pith_short_8: GH2KYBUU

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/GH2KYBUUDFXQLC2VR7DZ2H2WTI \
  | 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: 31f4ac0694196f058b558fc79d1f569a09a2143f63e1458311726c081311596b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db2ffd12ddaf0cc9926bc2b748aca36fc6f67041f36dd5e331360a7fe4de2ad7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-08T21:00:57Z",
    "title_canon_sha256": "0b3411b60a0847c7c2478e1f341c0a6c20ae03d6839180ee175bd81a4bf362b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703191",
    "kind": "arxiv",
    "version": 2
  }
}