Pith Number

pith:JBTXCPGZ

pith:2016:JBTXCPGZSH6ZL4MAEUMJX6IX3J

not attested not anchored not stored refs pending

The Carnegie-Chicago Hubble Program. I. An Independent Approach to the Extragalactic Distance Scale Using only Population II Distance Indicators

Alessia Garofalo, Andrew J. Monson, Barry F. Madore, Dylan Hatt, Erika K. Carlson, Gisella Clementini, Giuseppe Bono, In Sung Jang, Jeffrey A. Rich, Juna A. Kollmeier, Laura Sturch, Mark Seibert, Meredith J. Durbin, Myung Gyoon Lee, Rachael L. Beaton, Soung-Chul Yang, Victoria Scowcroft, Wendy L. Freedman

arxiv:1604.01788 v3 · 2016-04-06 · astro-ph.CO · 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{JBTXCPGZSH6ZL4MAEUMJX6IX3J}

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	2026-05-18T00:55:13.971283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4867713cd991fd95f18025189bf917da60f5fa7635e7ae10643142a67bee79c0

Aliases

arxiv: 1604.01788 · arxiv_version: 1604.01788v3 · doi: 10.48550/arxiv.1604.01788 · pith_short_12: JBTXCPGZSH6Z · pith_short_16: JBTXCPGZSH6ZL4MA · pith_short_8: JBTXCPGZ

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/JBTXCPGZSH6ZL4MAEUMJX6IX3J \
  | 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: 4867713cd991fd95f18025189bf917da60f5fa7635e7ae10643142a67bee79c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1301cff8d0d98d6e330d60883929d66573e323abd510ee3279e1b2ba6a5f7c07",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-04-06T20:04:42Z",
    "title_canon_sha256": "5608d5a9e0d6b43a0eaeb12d0023a1194b7d6fac2a8ba05fa95e38c9e90f3a8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01788",
    "kind": "arxiv",
    "version": 3
  }
}