Pith Number

pith:VFJO6SNL

pith:2019:VFJO6SNLZK7LNEO37AH6SOPWMR

not attested not anchored not stored refs pending

A new method to build the (inverse) distance ladder

David Camarena, Valerio Marra

arxiv:1910.14125 v2 · 2019-10-30 · 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{VFJO6SNLZK7LNEO37AH6SOPWMR}

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

3 papers in Pith

Can Distance Duality Violation Save Late-time Solutions to the Hubble Tension?

Skipping the rungs! Calibrating distance indicators through their clustering with galaxies

Model-independent calibration of Gamma-Ray Bursts with neural networks

Receipt and verification

First computed	2026-07-05T01:08:25.427499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a952ef49abcabeb691dbf80fe939f6644b4d0cfafb4c28040e647f5ef58203b4

Aliases

arxiv: 1910.14125 · arxiv_version: 1910.14125v2 · doi: 10.48550/arxiv.1910.14125 · pith_short_12: VFJO6SNLZK7L · pith_short_16: VFJO6SNLZK7LNEO3 · pith_short_8: VFJO6SNL

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/VFJO6SNLZK7LNEO37AH6SOPWMR \
  | 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: a952ef49abcabeb691dbf80fe939f6644b4d0cfafb4c28040e647f5ef58203b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "517602ada9262df6fc9e3b65da25fcaa312dd939575d5392469839908a294e31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-10-30T20:47:19Z",
    "title_canon_sha256": "32f51a318f92114644ce154b91d6b1f7e5b914f7ec9e071f4ed0307879577643"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14125",
    "kind": "arxiv",
    "version": 2
  }
}