Pith Number

pith:7FQEKD7R

pith:2020:7FQEKD7RI6N34YY5WQPDUY7IAT

not attested not anchored not stored refs pending

Applying Cosmological Principle to Better Probe the Redshift Evolution of Binary Black Hole Merger Rate

Vaibhav Tiwari

arxiv:2012.08839 v1 · 2020-12-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FQEKD7RI6N34YY5WQPDUY7IAT}

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	2026-07-05T02:00:04.038448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f960450ff1479bbe631db41e3a63e804cbeff8eeebad8425735e5c65aa73c2be

Aliases

arxiv: 2012.08839 · arxiv_version: 2012.08839v1 · doi: 10.48550/arxiv.2012.08839 · pith_short_12: 7FQEKD7RI6N3 · pith_short_16: 7FQEKD7RI6N34YY5 · pith_short_8: 7FQEKD7R

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/7FQEKD7RI6N34YY5WQPDUY7IAT \
  | 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: f960450ff1479bbe631db41e3a63e804cbeff8eeebad8425735e5c65aa73c2be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac1b851ed1670e8b7077fd0b29e170fcc5304e3e06142b761e2d955619f6425a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-12-16T10:29:02Z",
    "title_canon_sha256": "28dae759861ed11dc0409441264e7760165527d3697f9f5f83be2cc6f248b790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08839",
    "kind": "arxiv",
    "version": 1
  }
}