Pith Number

pith:3FDD4IAO

pith:2002:3FDD4IAO7HRNYCBBURMVOPVH35

not attested not anchored not stored refs pending

Collapse of a Rotating Supermassive Star to a Supermassive Black Hole: Fully Relativistic Simulations

Masaru Shibata, Stuart L. Shapiro

arxiv:astro-ph/0205091 v1 · 2002-05-07 · astro-ph · 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{3FDD4IAO7HRNYCBBURMVOPVH35}

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	2026-07-04T16:29:58.699980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9463e200ef9e2dc0821a459573ea7df66aeb896beaf324f3b2fdf8e6efc8e27

Aliases

arxiv: astro-ph/0205091 · arxiv_version: astro-ph/0205091v1 · doi: 10.48550/arxiv.astro-ph/0205091 · pith_short_12: 3FDD4IAO7HRN · pith_short_16: 3FDD4IAO7HRNYCBB · pith_short_8: 3FDD4IAO

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/3FDD4IAO7HRNYCBBURMVOPVH35 \
  | 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: d9463e200ef9e2dc0821a459573ea7df66aeb896beaf324f3b2fdf8e6efc8e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f554d8924bdf3ced9ec87883f40a16b642ed33a84c25e141ce12c82c2617942a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-07T05:56:17Z",
    "title_canon_sha256": "6f7e4dcdabe9552ef318aef3bb359dc00e161ab4b48efa6cef35a333f701c455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205091",
    "kind": "arxiv",
    "version": 1
  }
}