Pith Number

pith:MLCBQ5CZ

pith:2015:MLCBQ5CZHVWTIV5VS74D4TFY2S

not attested not anchored not stored refs pending

A local non-negative initial data scalar characterisation of the Kerr solution

Alfonso Garc\'ia-Parrado G\'omez-Lobo

arxiv:1510.07561 v2 · 2015-10-26 · 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{MLCBQ5CZHVWTIV5VS74D4TFY2S}

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	2026-05-18T01:23:39.496272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62c41874593d6d3457b597f83e4cb8d4818a44ce7da12a6e432aa52cad55189a

Aliases

arxiv: 1510.07561 · arxiv_version: 1510.07561v2 · doi: 10.48550/arxiv.1510.07561 · pith_short_12: MLCBQ5CZHVWT · pith_short_16: MLCBQ5CZHVWTIV5V · pith_short_8: MLCBQ5CZ

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/MLCBQ5CZHVWTIV5VS74D4TFY2S \
  | 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: 62c41874593d6d3457b597f83e4cb8d4818a44ce7da12a6e432aa52cad55189a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c4b2715b320057f181fe8464634c36b27fa3a7a65b8645a7a1e893ed85dcc8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-26T17:39:47Z",
    "title_canon_sha256": "7dad17166e050c84a4a446fa449dcbe97b55df10aa530f856af41a45831c24dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07561",
    "kind": "arxiv",
    "version": 2
  }
}