Pith Number

pith:NBLJA46V

pith:1999:NBLJA46VWJALDYPCNFHOLG4ZEC

not attested not anchored not stored refs pending

Quantum Creation of Black Hole by Tunneling in Scalar Field Collapse

Dongsu Bak, Jae Hyung Yee, Kwang-Sup Soh, Sang Pyo Kim, Sung Ku Kim

arxiv:gr-qc/9901028 v2 · 1999-01-11 · 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{NBLJA46VWJALDYPCNFHOLG4ZEC}

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	2026-05-18T04:35:25.587917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68569073d5b240b1e1e2694ee59b99209d7f56f0f2a2366190d5126cdd76c5cd

Aliases

arxiv: gr-qc/9901028 · arxiv_version: gr-qc/9901028v2 · doi: 10.48550/arxiv.gr-qc/9901028 · pith_short_12: NBLJA46VWJAL · pith_short_16: NBLJA46VWJALDYPC · pith_short_8: NBLJA46V

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/NBLJA46VWJALDYPCNFHOLG4ZEC \
  | 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: 68569073d5b240b1e1e2694ee59b99209d7f56f0f2a2366190d5126cdd76c5cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95df0be026d1d8bc7fcf0f246a2daef865f557e9c90c1621fe54880e26a1ca34",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-01-11T07:58:28Z",
    "title_canon_sha256": "f5a0b2aa57531ac19f8bde15a3acc3b499399cd929e17d0e773cf642581be0d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9901028",
    "kind": "arxiv",
    "version": 2
  }
}