Pith Number

pith:3BVBHTZD

pith:2005:3BVBHTZD3QNNU7IX7CUB6VF6FO

not attested not anchored not stored refs pending

Two Windows on Acceleration and Gravitation: Dark Energy or New Gravity?

J.A. Tyson (UCD), L. Knox (UCD), Y.-S. Song (U Chicago)

arxiv:astro-ph/0503644 v1 · 2005-03-30 · 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{3BVBHTZD3QNNU7IX7CUB6VF6FO}

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

Probing the independence within the dark sector in the fluid approximation

Receipt and verification

First computed	2026-07-04T17:27:01.211548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d86a13cf23dc1ada7d17f8a81f54be2b919713482b224c4f74faedc60762a4ec

Aliases

arxiv: astro-ph/0503644 · arxiv_version: astro-ph/0503644v1 · doi: 10.48550/arxiv.astro-ph/0503644 · pith_short_12: 3BVBHTZD3QNN · pith_short_16: 3BVBHTZD3QNNU7IX · pith_short_8: 3BVBHTZD

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/3BVBHTZD3QNNU7IX7CUB6VF6FO \
  | 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: d86a13cf23dc1ada7d17f8a81f54be2b919713482b224c4f74faedc60762a4ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17371cb1460cece5a813d9d335365bc1c70c004af90c9a4c7da09244720a53e8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-30T06:09:13Z",
    "title_canon_sha256": "c5e2f220c68a00f05d61318d6835e2c39099c966d0c2d555fbec1d8d1636b8c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503644",
    "kind": "arxiv",
    "version": 1
  }
}