Pith Number

pith:IIYMNC2N

pith:1992:IIYMNC2NAPELLBX4UG3GCI74B6

not attested not anchored not stored refs pending

Quantum Black Holes in Two Dimensions

S. P. de Alwis

arxiv:hep-th/9207095 v2 · 1992-07-29 · hep-th · 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{IIYMNC2NAPELLBX4UG3GCI74B6}

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	2026-05-18T04:37:43.959172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4230c68b4d03c8b586fca1b66123fc0f8bb477090682cbe440deec605838f494

Aliases

arxiv: hep-th/9207095 · arxiv_version: hep-th/9207095v2 · doi: 10.48550/arxiv.hep-th/9207095 · pith_short_12: IIYMNC2NAPEL · pith_short_16: IIYMNC2NAPELLBX4 · pith_short_8: IIYMNC2N

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/IIYMNC2NAPELLBX4UG3GCI74B6 \
  | 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: 4230c68b4d03c8b586fca1b66123fc0f8bb477090682cbe440deec605838f494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c29ec0532c27c332c6e0bb1c7f46a7f469b1a226a700004f2e6401487f54e085",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-07-29T03:53:55Z",
    "title_canon_sha256": "e79737e45b9d9f1753fa266a390183615154c081fb5933cc3d11b9624ea45103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9207095",
    "kind": "arxiv",
    "version": 2
  }
}