Pith Number

pith:6WXLB5KD

pith:2018:6WXLB5KDMMCTALCRFEXVKMFEMM

not attested not anchored not stored refs pending

Bound orbits of a slowly evolving black hole

Scott A. Hughes

arxiv:1806.09022 v4 · 2018-06-23 · gr-qc · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6WXLB5KDMMCTALCRFEXVKMFEMM}

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	2026-07-05T00:03:29.781138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5aeb0f5436305302c51292f5530a4633913c98722c8354a63c5a24f52b59052

Aliases

arxiv: 1806.09022 · arxiv_version: 1806.09022v4 · doi: 10.48550/arxiv.1806.09022 · pith_short_12: 6WXLB5KDMMCT · pith_short_16: 6WXLB5KDMMCTALCR · pith_short_8: 6WXLB5KD

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/6WXLB5KDMMCTALCRFEXVKMFEMM \
  | 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: f5aeb0f5436305302c51292f5530a4633913c98722c8354a63c5a24f52b59052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b59463c1bd2d43a11121b903f1dd679d4984aa7317660f028dab55acbb865f3c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-06-23T18:53:42Z",
    "title_canon_sha256": "6f1ddbece49bfdb9b42eca663bd380677cd2abe0d69106f9ea8c8a9b27a88af9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09022",
    "kind": "arxiv",
    "version": 4
  }
}