Pith Number

pith:UBGQ4QAH

pith:2023:UBGQ4QAHA2ESNZIT4CV5QOBJW4

not attested not anchored not stored refs pending

Critical phenomena in the collapse of gravitational waves

Anton Khirnov, Bernd Br\"ugmann, Carsten Gundlach, Daniela Cors, David Hilditch, Isabel Su\'arez Fern\'andez, Sarah Renkhoff, Thomas W. Baumgarte, Tom\'a\v{s} Ledvinka

arxiv:2305.17171 v1 · 2023-05-26 · 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{UBGQ4QAHA2ESNZIT4CV5QOBJW4}

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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

2 papers in Pith

Critical collapse of vacuum spacetimes: Nakamura wave initial data

Gravitational collapse in the vicinity of the extremal black hole critical point

Receipt and verification

First computed	2026-07-05T08:36:05.147150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a04d0e4007068926e513e0abd83829b72993d90114075093d57da43be1aa6c6f

Aliases

arxiv: 2305.17171 · arxiv_version: 2305.17171v1 · doi: 10.48550/arxiv.2305.17171 · pith_short_12: UBGQ4QAHA2ES · pith_short_16: UBGQ4QAHA2ESNZIT · pith_short_8: UBGQ4QAH

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/UBGQ4QAHA2ESNZIT4CV5QOBJW4 \
  | 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: a04d0e4007068926e513e0abd83829b72993d90114075093d57da43be1aa6c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f17bf2c2d2042999a79a30fa0697767a22f009985fe4f1ce542d59f4427e64f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-05-26T18:00:09Z",
    "title_canon_sha256": "7f6565ef9265da714298082fb0faf136541ab83005a7882e0940234ff3b1b6a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.17171",
    "kind": "arxiv",
    "version": 1
  }
}