Pith Number

pith:T3AAQXLT

pith:1993:T3AAQXLTFSGGQNXKJFMM2OVDVH

not attested not anchored not stored refs pending

On the Mass of Two Dimensional Quantum Black Hole

Shozo Uehara, Tsukasa Tada

arxiv:hep-th/9301020 v1 · 1993-01-07 · 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{T3AAQXLTFSGGQNXKJFMM2OVDVH}

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	2026-05-18T04:23:54.908332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ec0085d732c8c6836ea4958cd3aa3a9c9fbc142313c89f2a7e87712df5fe165

Aliases

arxiv: hep-th/9301020 · arxiv_version: hep-th/9301020v1 · doi: 10.48550/arxiv.hep-th/9301020 · pith_short_12: T3AAQXLTFSGG · pith_short_16: T3AAQXLTFSGGQNXK · pith_short_8: T3AAQXLT

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/T3AAQXLTFSGGQNXKJFMM2OVDVH \
  | 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: 9ec0085d732c8c6836ea4958cd3aa3a9c9fbc142313c89f2a7e87712df5fe165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39ed524a8b5efdb8b2c79a95c4882d1d13985f504710528e0799f9bfbf5abecf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-01-07T10:38:41Z",
    "title_canon_sha256": "3c19109e11d824c72fe765c5faabdcd9d0e9e0c6480907573c328580918e71d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9301020",
    "kind": "arxiv",
    "version": 1
  }
}