Pith Number

pith:5ZYGCE2Y

pith:1998:5ZYGCE2YILEGBODPNKWH3QMAYM

not attested not anchored not stored refs pending

Dynamical Instability of a two-dimensional Quantum Black Hole

M. Hotta, M. Morikawa, T. Futamase, Y. Itoh

arxiv:gr-qc/9801035 v1 · 1998-01-12 · 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{5ZYGCE2YILEGBODPNKWH3QMAYM}

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	2026-05-18T04:39:29.130417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee7061135842c860b86f6aac7dc180c312d939fa18c3f0678d166a70daa7b0c8

Aliases

arxiv: gr-qc/9801035 · arxiv_version: gr-qc/9801035v1 · doi: 10.48550/arxiv.gr-qc/9801035 · pith_short_12: 5ZYGCE2YILEG · pith_short_16: 5ZYGCE2YILEGBODP · pith_short_8: 5ZYGCE2Y

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/5ZYGCE2YILEGBODPNKWH3QMAYM \
  | 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: ee7061135842c860b86f6aac7dc180c312d939fa18c3f0678d166a70daa7b0c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46f54bd85dbc40ce1529997f6fcc5c17ea582a3055f771b11705f12a36d4cc63",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-01-12T05:51:19Z",
    "title_canon_sha256": "5b072f4edf19ef5333ba431454f2d1216a978a5c43fc5cca23c872889e6e19e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9801035",
    "kind": "arxiv",
    "version": 1
  }
}