Pith Number

pith:VEUHZYX3

pith:1999:VEUHZYX3HHU44BCM5F3GA6LVLG

not attested not anchored not stored refs pending

Space-Times Admitting Isolated Horizons

Jerzy Lewandowski (Warsaw)

arxiv:gr-qc/9907058 v2 · 1999-07-19 · gr-qc · astro-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEUHZYX3HHU44BCM5F3GA6LVLG}

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

Thermodynamics of dynamical black holes beyond perturbation theory

Receipt and verification

First computed	2026-07-04T17:25:20.122002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9287ce2fb39e9ce044ce976607975599a3cac4a16c836c4fba058154e57d8aa

Aliases

arxiv: gr-qc/9907058 · arxiv_version: gr-qc/9907058v2 · doi: 10.48550/arxiv.gr-qc/9907058 · pith_short_12: VEUHZYX3HHU4 · pith_short_16: VEUHZYX3HHU44BCM · pith_short_8: VEUHZYX3

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/VEUHZYX3HHU44BCM5F3GA6LVLG \
  | 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: a9287ce2fb39e9ce044ce976607975599a3cac4a16c836c4fba058154e57d8aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5552d380bcc81bd61791dfe74b154a168e90bfb2f33db7c7d2d584d8c7a37cd",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-07-19T19:18:16Z",
    "title_canon_sha256": "c7859a7e3323a6097b32e65b454b7edb55109bfae330a04fc8bfe687b12ee62d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9907058",
    "kind": "arxiv",
    "version": 2
  }
}