Pith Number

pith:EZPHDC2T

pith:1997:EZPHDC2T5BXXRFDGM75PLZRHQF

not attested not anchored not stored refs pending

Black holes with short hair

David Brown, Viqar Husain

arxiv:gr-qc/9707027 v2 · 1997-07-13 · gr-qc · 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{EZPHDC2T5BXXRFDGM75PLZRHQF}

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.

Cited by

1 paper in Pith

Particle dynamics around an electrically charged Kiselev black hole embedded in quintessence

Receipt and verification

First computed	2026-07-04T16:04:38.879112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

265e718b53e86f78946667faf5e627817b0c28b5b7084074139e2d573bf62690

Aliases

arxiv: gr-qc/9707027 · arxiv_version: gr-qc/9707027v2 · doi: 10.48550/arxiv.gr-qc/9707027 · pith_short_12: EZPHDC2T5BXX · pith_short_16: EZPHDC2T5BXXRFDG · pith_short_8: EZPHDC2T

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/EZPHDC2T5BXXRFDGM75PLZRHQF \
  | 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: 265e718b53e86f78946667faf5e627817b0c28b5b7084074139e2d573bf62690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20866d3ed9ac0a63f8ef3d4724d6bad14d786d8f55529e0ee207fa17afd6a1ce",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-07-13T16:39:35Z",
    "title_canon_sha256": "ab3d1727f6b568ab5f851a8924331b1afb0ee3d7b2ff999e7cd1a637e44bfa8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9707027",
    "kind": "arxiv",
    "version": 2
  }
}