Pith Number

pith:YFZPXDVE

pith:2012:YFZPXDVE2TEPBGAK6RJJ6ATD33

not attested not anchored not stored refs pending

On Fast Linear Gravitational Dragging

D. Lynden-Bell, J. Bi\v{c}\'ak, J. Katz

arxiv:1202.2755 v1 · 2012-02-13 · gr-qc · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFZPXDVE2TEPBGAK6RJJ6ATD33}

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	2026-05-18T04:02:25.792903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c172fb8ea4d4c8f0980af4529f0263dee02ad5816539887806cde8e41292bee0

Aliases

arxiv: 1202.2755 · arxiv_version: 1202.2755v1 · doi: 10.48550/arxiv.1202.2755 · pith_short_12: YFZPXDVE2TEP · pith_short_16: YFZPXDVE2TEPBGAK · pith_short_8: YFZPXDVE

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/YFZPXDVE2TEPBGAK6RJJ6ATD33 \
  | 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: c172fb8ea4d4c8f0980af4529f0263dee02ad5816539887806cde8e41292bee0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2df02c1e4eb8e56e05484b21f8742124030faa429330e4f0aa8a75de7471880",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-02-13T14:51:40Z",
    "title_canon_sha256": "31b35fccfc707fb2eab362998d1697c0f94f7423f9d1745fd8fe501a5a3dba12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2755",
    "kind": "arxiv",
    "version": 1
  }
}