Pith Number

pith:5UTZJZBF

pith:2004:5UTZJZBFHEUBXUSUKW53TFMELK

not attested not anchored not stored refs pending

Strong-Field Tests of Gravity Using Pulsars and Black Holes

B.W.Stappers (ASTRON), D.C.Backer (UC Berkeley), J.M.Cordes (Cornell), M.Kramer (Jodrell Bank Observatory), S.Johnston (Sydney Uni.), T.J.W.Lazio (NRL)

arxiv:astro-ph/0409379 v1 · 2004-09-15 · 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{5UTZJZBFHEUBXUSUKW53TFMELK}

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

Constraints on Einstein-aether gravity from the precision timing of PSR J1738+0333

Receipt and verification

First computed	2026-07-04T15:40:59.513184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed2794e42539281bd25455bbb995845a9a55f47db5945dcb6cf1e68e2c7da407

Aliases

arxiv: astro-ph/0409379 · arxiv_version: astro-ph/0409379v1 · doi: 10.48550/arxiv.astro-ph/0409379 · pith_short_12: 5UTZJZBFHEUB · pith_short_16: 5UTZJZBFHEUBXUSU · pith_short_8: 5UTZJZBF

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/5UTZJZBFHEUBXUSUKW53TFMELK \
  | 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: ed2794e42539281bd25455bbb995845a9a55f47db5945dcb6cf1e68e2c7da407

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc90615e4b0f1edcc66b2d19f4f79686a32740006ac13d189a9af8a5b6b1a144",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-15T18:52:20Z",
    "title_canon_sha256": "3eab66db79b62c5a9f9ac72cac0e49b97e181fea2d68a2a4e86ab17669865ae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409379",
    "kind": "arxiv",
    "version": 1
  }
}