Pith Number

pith:WQGIPYUW

pith:2003:WQGIPYUWVHKZWZG24VQBR4S6K7

not attested not anchored not stored refs pending

Dynamical Horizons and their Properties

Abhay Ashtekar, Badri Krishnan

arxiv:gr-qc/0308033 v4 · 2003-08-11 · gr-qc · 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{WQGIPYUWVHKZWZG24VQBR4S6K7}

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

8 papers in Pith

Entanglement Entropy and Thermodynamics of Dynamical Black Holes

Cusp Formation in Merging Black Hole Horizons

Magnetized dynamical black holes

An essential building block for cosmological zoom-in perturbation theory

On non-vacuum black holes in new general relativity

Receipt and verification

First computed	2026-05-18T01:06:47.396269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40c87e296a9d59b64dae56018f25e57f32645a1f2f2981547cad33bcf36691e

Aliases

arxiv: gr-qc/0308033 · arxiv_version: gr-qc/0308033v4 · doi: 10.48550/arxiv.gr-qc/0308033 · pith_short_12: WQGIPYUWVHKZ · pith_short_16: WQGIPYUWVHKZWZG2 · pith_short_8: WQGIPYUW

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/WQGIPYUWVHKZWZG24VQBR4S6K7 \
  | 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: b40c87e296a9d59b64dae56018f25e57f32645a1f2f2981547cad33bcf36691e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49355209d27322057285543e227c58bc4812a3fe8dedbecb1eda57f2e882c17e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-08-11T16:18:56Z",
    "title_canon_sha256": "5aadc21186dd4e2d575fe8002e9e7ffe624564e74d2cc5d6689b0ff56e80985f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0308033",
    "kind": "arxiv",
    "version": 4
  }
}