Pith Number

pith:JW4YKZVP

pith:2022:JW4YKZVPESAMVLPTUJ5TV23QRO

not attested not anchored not stored refs pending

The Hubble constant from galaxy cluster scaling-relation and SNe Ia observations: a consistency test

Kamal Bora, R. F. L. Holanda

arxiv:2203.07223 v2 · 2022-03-14 · 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{JW4YKZVPESAMVLPTUJ5TV23QRO}

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	2026-07-05T06:02:22.842560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4db98566af2480caadf3a27b3aeb708bb08231b767b2a9da47d39f0a04cd7dd0

Aliases

arxiv: 2203.07223 · arxiv_version: 2203.07223v2 · doi: 10.48550/arxiv.2203.07223 · pith_short_12: JW4YKZVPESAM · pith_short_16: JW4YKZVPESAMVLPT · pith_short_8: JW4YKZVP

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/JW4YKZVPESAMVLPTUJ5TV23QRO \
  | 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: 4db98566af2480caadf3a27b3aeb708bb08231b767b2a9da47d39f0a04cd7dd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cf4818bf46c20c6ce7e572e4ef116ef83cec70b91aa32e175f4e4b7060360ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-03-14T16:01:52Z",
    "title_canon_sha256": "ea98f813e82f7c0f6f83b1b315652a8fce71c938eff133baa5e24aa42bd7bad2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.07223",
    "kind": "arxiv",
    "version": 2
  }
}