Pith Number

pith:CZG4SNQO

pith:2001:CZG4SNQOUTYMUFA4U3FEXFYIO7

not attested not anchored not stored refs pending

Retarded radiation from colliding black holes in the close limit

Jeffrey Winicour, Roberto Gomez, Sascha Husa, Yosef Zlochower

arxiv:gr-qc/0108075 v1 · 2001-08-29 · 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{CZG4SNQOUTYMUFA4U3FEXFYIO7}

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

Conformal compactification and affine-null metric formulation of the Einstein equations

Receipt and verification

First computed	2026-07-04T16:26:57.056815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

164dc9360ea4f0ca141ca6ca4b970877d62afd88650417c46ca10e4ce22e06e4

Aliases

arxiv: gr-qc/0108075 · arxiv_version: gr-qc/0108075v1 · doi: 10.48550/arxiv.gr-qc/0108075 · pith_short_12: CZG4SNQOUTYM · pith_short_16: CZG4SNQOUTYMUFA4 · pith_short_8: CZG4SNQO

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/CZG4SNQOUTYMUFA4U3FEXFYIO7 \
  | 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: 164dc9360ea4f0ca141ca6ca4b970877d62afd88650417c46ca10e4ce22e06e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc9ad3470d91fe71aff6a13621927a07120e80cb991d028ed99883895ba52f22",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-08-29T20:49:00Z",
    "title_canon_sha256": "bfd5514feb01d0d5510833b0e573a4bfde04cd86aa4c8c4d1ceeea6e912ac7cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0108075",
    "kind": "arxiv",
    "version": 1
  }
}