Pith Number

pith:3C4ZELZN

pith:2016:3C4ZELZNHH6FAMZU4FIN7VQN6Q

not attested not anchored not stored refs pending

Gravitational waves from supermassive stars collapsing to a supermassive black hole

Haruki Uchida, Hideyuki Umeda, Masaru Shibata, Yuichiro Sekiguchi

arxiv:1606.07147 v1 · 2016-06-23 · astro-ph.HE · 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{3C4ZELZNHH6FAMZU4FIN7VQN6Q}

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	2026-05-18T01:10:02.243431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8b9922f2d39fc503334e150dfd60df418bc087aa051131d111e902ebc2d36f8

Aliases

arxiv: 1606.07147 · arxiv_version: 1606.07147v1 · doi: 10.48550/arxiv.1606.07147 · pith_short_12: 3C4ZELZNHH6F · pith_short_16: 3C4ZELZNHH6FAMZU · pith_short_8: 3C4ZELZN

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/3C4ZELZNHH6FAMZU4FIN7VQN6Q \
  | 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: d8b9922f2d39fc503334e150dfd60df418bc087aa051131d111e902ebc2d36f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4435fe47de63b8b9a72975b57de799fe0cee93c646a2936c36ed8701dd5c6ba",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-06-23T01:01:51Z",
    "title_canon_sha256": "b88efb01925bd0b297f23c9c58a46ed48c5b9bd4b4410143e36a148caec89cea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07147",
    "kind": "arxiv",
    "version": 1
  }
}