Pith Number

pith:BB27AD5O

pith:2019:BB27AD5ODDSZLNAQXDS4CCFNYD

not attested not anchored not stored refs pending

Slicing conditions for axisymmetric gravitational collapse of Brill waves

Anton Khirnov, Tomas Ledvinka

arxiv:1908.06034 v1 · 2019-08-16 · 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{BB27AD5ODDSZLNAQXDS4CCFNYD}

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

Critical collapse of vacuum spacetimes: Nakamura wave initial data

Receipt and verification

First computed	2026-07-04T23:57:55.349777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0875f00fae18e595b410b8e5c108adc0c9982410c903a612dceddceb42a8230e

Aliases

arxiv: 1908.06034 · arxiv_version: 1908.06034v1 · doi: 10.48550/arxiv.1908.06034 · pith_short_12: BB27AD5ODDSZ · pith_short_16: BB27AD5ODDSZLNAQ · pith_short_8: BB27AD5O

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/BB27AD5ODDSZLNAQXDS4CCFNYD \
  | 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: 0875f00fae18e595b410b8e5c108adc0c9982410c903a612dceddceb42a8230e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b54057d15a2a8b375a1d055f8ec18449f3f5ec705184e96475db4666353d2407",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-16T15:41:00Z",
    "title_canon_sha256": "8fa5380d88b340805b235c0b66915296a9e164e0d7e5f9048b6fb6f4282bde02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06034",
    "kind": "arxiv",
    "version": 1
  }
}