Pith Number

pith:SFYD2I4X

pith:2021:SFYD2I4XZXYY6YUEFEBARVXTBZ

not attested not anchored not stored refs pending

Chirp mass-distance distributions of the sources of gravitational waves

Maciej Ossowski

arxiv:2105.10516 v1 · 2021-05-21 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFYD2I4XZXYY6YUEFEBARVXTBZ}

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	2026-07-05T02:42:15.281155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91703d2397cdf18f6284290208d6f30e632a937a2f1ae903ee4d6ab93d5fb671

Aliases

arxiv: 2105.10516 · arxiv_version: 2105.10516v1 · doi: 10.48550/arxiv.2105.10516 · pith_short_12: SFYD2I4XZXYY · pith_short_16: SFYD2I4XZXYY6YUE · pith_short_8: SFYD2I4X

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/SFYD2I4XZXYY6YUEFEBARVXTBZ \
  | 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: 91703d2397cdf18f6284290208d6f30e632a937a2f1ae903ee4d6ab93d5fb671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93dbe52e7f7061bdf5438ce36dcb6418537dee3659b102763fec86faf859dd42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-05-21T18:01:19Z",
    "title_canon_sha256": "aa9b57c063ae2e6a21812227d4ec76f48d359a077314e744e5387e981d30bf56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10516",
    "kind": "arxiv",
    "version": 1
  }
}