Pith Number

pith:QJOF2EAA

pith:2012:QJOF2EAA5E2F5AJ6YMGZ3W5EZ2

not attested not anchored not stored refs pending

Causally simple inextendible spacetimes are hole-free

E. Minguzzi

arxiv:1204.3012 v2 · 2012-04-13 · 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{QJOF2EAA5E2F5AJ6YMGZ3W5EZ2}

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

A Quantum Singularity Theorem for the Evaporating Black Hole

Receipt and verification

First computed	2026-05-18T02:21:16.331912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

825c5d1000e9345e813ec30d9ddba4cea811547feb54486e60011dd4c8b656e6

Aliases

arxiv: 1204.3012 · arxiv_version: 1204.3012v2 · doi: 10.48550/arxiv.1204.3012 · pith_short_12: QJOF2EAA5E2F · pith_short_16: QJOF2EAA5E2F5AJ6 · pith_short_8: QJOF2EAA

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/QJOF2EAA5E2F5AJ6YMGZ3W5EZ2 \
  | 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: 825c5d1000e9345e813ec30d9ddba4cea811547feb54486e60011dd4c8b656e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf165894514ed5c10584cec7d32b63eb52f82d8c78c0475eb8d64df1b3ee2f94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-04-13T14:37:29Z",
    "title_canon_sha256": "6d4a288bae63cc5f3772bf725ee35be48f71e8cca7f2e49a16abce3a708d6bad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3012",
    "kind": "arxiv",
    "version": 2
  }
}