Pith Number

pith:NP2BPIE3

pith:2011:NP2BPIE3P2R4DISX6GL7TDPBIS

not attested not anchored not stored refs pending

Quantum tunneling and spectroscopy of noncommutative inspired Kerr black hole

Shao-Jun Zhang, Yan-Gang Miao, Zhao Xue

arxiv:1102.0074 v4 · 2011-02-01 · 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{NP2BPIE3P2R4DISX6GL7TDPBIS}

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	2026-05-18T04:01:11.687889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bf417a09b7ea3c1a257f197f98de14491dd20da98af58fac23cc0c83bd1bb3d

Aliases

arxiv: 1102.0074 · arxiv_version: 1102.0074v4 · doi: 10.48550/arxiv.1102.0074 · pith_short_12: NP2BPIE3P2R4 · pith_short_16: NP2BPIE3P2R4DISX · pith_short_8: NP2BPIE3

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/NP2BPIE3P2R4DISX6GL7TDPBIS \
  | 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: 6bf417a09b7ea3c1a257f197f98de14491dd20da98af58fac23cc0c83bd1bb3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc61163827cdff8aba25156b3a0f43870cc47f9104c254e91697c09cf9fc42dd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-02-01T04:10:44Z",
    "title_canon_sha256": "d7f0cb8a6d761a1364456aec9b6b66cec3d1cd2d59187357878be2eba534e95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0074",
    "kind": "arxiv",
    "version": 4
  }
}