Pith Number

pith:FBB6BBB7

pith:1996:FBB6BBB7632IR6GOOA2W2X7VWK

not attested not anchored not stored refs pending

Evolving test-fields in a black-hole geometry

Nils Andersson

arxiv:gr-qc/9607064 v1 · 1996-07-25 · 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{FBB6BBB7632IR6GOOA2W2X7VWK}

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

5 papers in Pith

Bouncing singularities in Schwarzschild: a geometric origin of the QNM convergence region

Black Hole Spectroscopy and Tests of General Relativity with GW250114

Axial gravitational perturbations and echo-like signals of a hairy black hole from gravitational decoupling

Black hole spectroscopy: from theory to experiment

Quasinormal modes of black holes and black branes

Receipt and verification

First computed	2026-05-18T01:08:07.957022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2843e0843ff6f488f8ce70356d5ff5b2b297209372cec663ddff9d42368b5972

Aliases

arxiv: gr-qc/9607064 · arxiv_version: gr-qc/9607064v1 · doi: 10.48550/arxiv.gr-qc/9607064 · pith_short_12: FBB6BBB7632I · pith_short_16: FBB6BBB7632IR6GO · pith_short_8: FBB6BBB7

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/FBB6BBB7632IR6GOOA2W2X7VWK \
  | 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: 2843e0843ff6f488f8ce70356d5ff5b2b297209372cec663ddff9d42368b5972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c885a574c378378d57027dc06280e40a193e61f0c2c88fb519c386c8e0a6033",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-07-25T16:28:30Z",
    "title_canon_sha256": "97eca1480cee41e4a80f5d67d09e3cd7ca08d317feea60c831901c2dd9609d73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9607064",
    "kind": "arxiv",
    "version": 1
  }
}