Pith Number

pith:BZ42MANI

pith:2025:BZ42MANISM2KJ4INJMHWLVJLTP

not attested not anchored not stored refs pending

Envisioning the Distance Ladder in the Era of the Habitable Worlds Observatory

Adam Riess, Gagandeep Anand, Joseph Jensen, Meredith Durbin, Rachael Beaton

arxiv:2507.02056 v1 · 2025-07-02 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZ42MANISM2KJ4INJMHWLVJLTP}

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 Perfect Host: JWST Cepheid Observations in a Background-Free SN Ia Host Confirm No Bias in Hubble-Constant Measurements

Receipt and verification

First computed	2026-07-05T11:31:11.226931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e79a601a89334a4f10d4b0f65d52b9bd56ab92a9384aea36f412e18d152b8a8

Aliases

arxiv: 2507.02056 · arxiv_version: 2507.02056v1 · doi: 10.48550/arxiv.2507.02056 · pith_short_12: BZ42MANISM2K · pith_short_16: BZ42MANISM2KJ4IN · pith_short_8: BZ42MANI

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/BZ42MANISM2KJ4INJMHWLVJLTP \
  | 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: 0e79a601a89334a4f10d4b0f65d52b9bd56ab92a9384aea36f412e18d152b8a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6640134192dd9f84cb155ec5e325bca135ec4da26dc3751b79de7d5140568d6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-07-02T18:00:32Z",
    "title_canon_sha256": "7135814f20b57528c8582609093ac6bfb59833202543285d5e9f541064225380"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.02056",
    "kind": "arxiv",
    "version": 1
  }
}