Pith Number

pith:7I2IWLHG

pith:2022:7I2IWLHGW25RVI4UXPLY3ARUDD

not attested not anchored not stored refs pending

A uniform stellar origin for binary black holes revealed by lensing

G.F. Smoot, J.M. Diego, T. Broadhurst

arxiv:2202.05861 v1 · 2022-02-11 · astro-ph.GA · astro-ph.CO · 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{7I2IWLHGW25RVI4UXPLY3ARUDD}

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.

Cited by

1 paper in Pith

Imagination and Understanding through Astrophysical Imagery

Receipt and verification

First computed	2026-07-05T03:56:18.662738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa348b2ce6b6bb1aa394bbd78d823418d3e5740a0639371772b027121b86d091

Aliases

arxiv: 2202.05861 · arxiv_version: 2202.05861v1 · doi: 10.48550/arxiv.2202.05861 · pith_short_12: 7I2IWLHGW25R · pith_short_16: 7I2IWLHGW25RVI4U · pith_short_8: 7I2IWLHG

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/7I2IWLHGW25RVI4UXPLY3ARUDD \
  | 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: fa348b2ce6b6bb1aa394bbd78d823418d3e5740a0639371772b027121b86d091

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe466fb4a1c95cbede7ad644f219f989f2d6b9d8e2adecdfba291913593a80f2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-02-11T19:03:52Z",
    "title_canon_sha256": "676332a07e44baf7f355b820df3416470a01544cc8efc43eaaecce35ee0e1cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.05861",
    "kind": "arxiv",
    "version": 1
  }
}