Pith. sign in
Pith Number

pith:SCBJD74W

pith:1996:SCBJD74W2MP3W4KNX5RPXCHRMR
not attested not anchored not stored refs pending

Black hole hair: twenty--five years after

Jacob D. Bekenstein

arxiv:gr-qc/9605059 v1 · 1996-05-28 · gr-qc · astro-ph · hep-th

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{SCBJD74W2MP3W4KNX5RPXCHRMR}

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

5 papers in Pith

Receipt and verification
First computed 2026-07-04T14:26:04.646398Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

908291ff96d31fbb714dbf62fb88f1644b4a49a02c175acfa1447bc5db63b36d

Aliases

arxiv: gr-qc/9605059 · arxiv_version: gr-qc/9605059v1 · doi: 10.48550/arxiv.gr-qc/9605059 · pith_short_12: SCBJD74W2MP3 · pith_short_16: SCBJD74W2MP3W4KN · pith_short_8: SCBJD74W
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/SCBJD74W2MP3W4KNX5RPXCHRMR \
  | 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: 908291ff96d31fbb714dbf62fb88f1644b4a49a02c175acfa1447bc5db63b36d
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "f710aafc148512c767f54f9938e54128060186275be0e95e8e82b414333d4a71",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-05-28T12:41:00Z",
    "title_canon_sha256": "8b33d3a922ccae0c6bcb2089e5cac35f252b2bcee8b9326b525456a47bbf4903"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9605059",
    "kind": "arxiv",
    "version": 1
  }
}