Pith Number

pith:EF4PTR67

pith:2026:EF4PTR67MFTRYRVEGNCZCD3BP5

not attested not anchored not stored refs pending

A Minkowski-core black hole with cosmological constant and electric charge

Cong Zhang, Jian-Pin Wu, Shulan Li, Wen-Zheng Chen

arxiv:2608.12800 v1 · 2026-08-13 · 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{EF4PTR67MFTRYRVEGNCZCD3BP5}

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	2026-08-14T00:48:22.185535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2178f9c7df61671c46a43345910f617f710249e9c11495e9d9999a09b66564ad

Aliases

arxiv: 2608.12800 · arxiv_version: 2608.12800v1 · doi: 10.48550/arxiv.2608.12800 · pith_short_12: EF4PTR67MFTR · pith_short_16: EF4PTR67MFTRYRVE · pith_short_8: EF4PTR67

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/EF4PTR67MFTRYRVEGNCZCD3BP5 \
  | 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: 2178f9c7df61671c46a43345910f617f710249e9c11495e9d9999a09b66564ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "082edcc2b3840a7644215dd125a3a604e05156d3f9ef1b2bd0038260b4363217",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-08-13T04:17:55Z",
    "title_canon_sha256": "bcc652b300c7525ac6d66a7354e0c4763c81e23a1552b6ae22d230218d5f707f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.12800",
    "kind": "arxiv",
    "version": 1
  }
}