Pith Number

pith:XC6CQVQK

pith:2013:XC6CQVQK3AHFS7CIGSZJHAVFBD

not attested not anchored not stored refs pending

Testing cosmic censorship conjecture near extremal black holes with cosmological constants

Sijie Gao, Yuan Zhang

arxiv:1309.2027 v3 · 2013-09-09 · 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{XC6CQVQK3AHFS7CIGSZJHAVFBD}

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	2026-05-18T02:55:11.197012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8bc28560ad80e597c4834b29382a508d54561931049ef4cdf1ed933fa3fc880

Aliases

arxiv: 1309.2027 · arxiv_version: 1309.2027v3 · doi: 10.48550/arxiv.1309.2027 · pith_short_12: XC6CQVQK3AHF · pith_short_16: XC6CQVQK3AHFS7CI · pith_short_8: XC6CQVQK

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/XC6CQVQK3AHFS7CIGSZJHAVFBD \
  | 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: b8bc28560ad80e597c4834b29382a508d54561931049ef4cdf1ed933fa3fc880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "671e962286a3bfb01cd0d356602469d4208742f2c9fbb50b96b625b7db33b271",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-09-09T01:50:04Z",
    "title_canon_sha256": "81e94f8589d863e3338667f4eed0c09644b246ad35d16923f6ba4f58dac44fcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2027",
    "kind": "arxiv",
    "version": 3
  }
}