Pith Number

pith:A7CJBYTX

pith:2017:A7CJBYTX4M4VTHA7VDQZ6BFPQB

not attested not anchored not stored refs pending

Problems with the sources of the observed gravitational waves and their resolution

A.D. Dolgov

arxiv:1701.05774 v1 · 2017-01-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7CJBYTX4M4VTHA7VDQZ6BFPQB}

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	2026-05-18T00:45:42.949462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07c490e277e339599c1fa8e19f04af8057039bab5cca8437a5d1b224d9f3e162

Aliases

arxiv: 1701.05774 · arxiv_version: 1701.05774v1 · doi: 10.48550/arxiv.1701.05774 · pith_short_12: A7CJBYTX4M4V · pith_short_16: A7CJBYTX4M4VTHA7 · pith_short_8: A7CJBYTX

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/A7CJBYTX4M4VTHA7VDQZ6BFPQB \
  | 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: 07c490e277e339599c1fa8e19f04af8057039bab5cca8437a5d1b224d9f3e162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce1d57ec1353adabaf453aab87baa293fa828cce2ecf4cd1f5bebac0ceacffeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-01-20T12:20:42Z",
    "title_canon_sha256": "ec66791fb1db157c99b8a0da60610fad2668745c0cb232fbaa12bdb47eee1fd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05774",
    "kind": "arxiv",
    "version": 1
  }
}