Pith Number

pith:S3NA5O3N

pith:2017:S3NA5O3NHIZTS7HC7JK54ZGLGB

not attested not anchored not stored refs pending

Wolf-Rayet stars, black holes and the first detected gravitational wave source

A. I. Bogomazov, A. M. Cherepashchuk, A. V. Tutukov, V. M. Lipunov

arxiv:1707.06199 v1 · 2017-07-19 · 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{S3NA5O3NHIZTS7HC7JK54ZGLGB}

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	2026-05-18T00:39:52.161888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96da0ebb6d3a33397ce2fa55de64cb307853889d9dd4f4d6fa768508e133c3b2

Aliases

arxiv: 1707.06199 · arxiv_version: 1707.06199v1 · doi: 10.48550/arxiv.1707.06199 · pith_short_12: S3NA5O3NHIZT · pith_short_16: S3NA5O3NHIZTS7HC · pith_short_8: S3NA5O3N

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/S3NA5O3NHIZTS7HC7JK54ZGLGB \
  | 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: 96da0ebb6d3a33397ce2fa55de64cb307853889d9dd4f4d6fa768508e133c3b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e721b19988b841ae381381fc65f9e1372eafad0cc0e115013a22a7bbbed15210",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-07-19T17:08:33Z",
    "title_canon_sha256": "b5fe6edd151f2374f376c15df66e4a438f3c74f04c4aa571819bbdd38526bdc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06199",
    "kind": "arxiv",
    "version": 1
  }
}