Pith Number

pith:2BF7SAO5

pith:2025:2BF7SAO5MA3TWLB5LXT3JDBXNS

not attested not anchored not stored refs pending

Determination of Hubble constant from Megamaser Cosmology Project using Profile Likelihood

Shantanu Desai, Shubham Barua, Vyaas Ramakrishnan

arxiv:2502.11998 v2 · 2025-02-17 · astro-ph.IM · 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{2BF7SAO5MA3TWLB5LXT3JDBXNS}

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

The Hubble tension: A decade review

Receipt and verification

First computed	2026-07-05T11:24:14.481319Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d04bf901dd60373b2c3d5de7b48c376c9ee4b5d01a322496731d6372098be60d

Aliases

arxiv: 2502.11998 · arxiv_version: 2502.11998v2 · doi: 10.48550/arxiv.2502.11998 · pith_short_12: 2BF7SAO5MA3T · pith_short_16: 2BF7SAO5MA3TWLB5 · pith_short_8: 2BF7SAO5

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/2BF7SAO5MA3TWLB5LXT3JDBXNS \
  | 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: d04bf901dd60373b2c3d5de7b48c376c9ee4b5d01a322496731d6372098be60d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "566159c4adefbd4988899db9e88b18e95b4e9d70815bd12892bf9984ec6143dc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-02-17T16:37:42Z",
    "title_canon_sha256": "11f075c3a14ca7f43f9e3388bbd79218a01dec5ca20f7537532ce3cde82f37a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.11998",
    "kind": "arxiv",
    "version": 2
  }
}