Pith Number

pith:MHWRZRVB

pith:2021:MHWRZRVBZHAT2HSM5N27BQ7EU5

not attested not anchored not stored refs pending

The Carnegie Chicago Hubble Program X: Tip of the Red Giant Branch Distances to NGC 5643 and NGC 1404

Andrew J. Monson, Barry F. Madore, In Sung Jang, Jeffery A. Rich, Jillian R. Neeley, Mark Seibert, Myung Gyoon Lee, Rachael L. Beaton, Taylor J. Hoyt, Wendy L. Freedman

arxiv:2101.12232 v2 · 2021-01-28 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHWRZRVBZHAT2HSM5N27BQ7EU5}

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 and Early Dark Energy

Receipt and verification

First computed	2026-07-05T02:54:30.135136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61ed1cc6a1c9c13d1e4ceb75f0c3e4a775ad0b97678dd98e286f40bcffd3b2ff

Aliases

arxiv: 2101.12232 · arxiv_version: 2101.12232v2 · doi: 10.48550/arxiv.2101.12232 · pith_short_12: MHWRZRVBZHAT · pith_short_16: MHWRZRVBZHAT2HSM · pith_short_8: MHWRZRVB

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/MHWRZRVBZHAT2HSM5N27BQ7EU5 \
  | 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: 61ed1cc6a1c9c13d1e4ceb75f0c3e4a775ad0b97678dd98e286f40bcffd3b2ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae69fee989e165a0df59f62696a8ceffd797628f7038bb3964662c0cfe68b353",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-28T19:01:08Z",
    "title_canon_sha256": "6c07908f6026640b2858d8bc23ac22b0f07f8e2f50e5ca1dd26918f6f61a5a6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.12232",
    "kind": "arxiv",
    "version": 2
  }
}