Pith Number

pith:BDULGUTG

pith:2018:BDULGUTG2NJRNDHSKEAT5KSVRZ

not attested not anchored not stored refs pending

Sounds Discordant: Classical Distance Ladder & $\Lambda$CDM -based Determinations of the Cosmological Sound Horizon

Kevin Aylor, Lloyd Knox, Mackenzie Joy, Marius Millea, Srinivasan Raghunathan, W. L. Kimmy Wu

arxiv:1811.00537 v2 · 2018-11-01 · 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{BDULGUTG2NJRNDHSKEAT5KSVRZ}

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

4 papers in Pith

CMB-S4 Science Case, Reference Design, and Project Plan

In the Realm of the Hubble tension $-$ a Review of Solutions

Geometric Constraints on the Pre-Recombination Expansion History from the Hubble Tension

Double the axions, half the tension: multi-field early dark energy eases the Hubble tension

Receipt and verification

First computed	2026-05-17T23:47:48.619395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e8b35266d353168cf251013eaa558e6af21976175bf694eafc018786585759

Aliases

arxiv: 1811.00537 · arxiv_version: 1811.00537v2 · doi: 10.48550/arxiv.1811.00537 · pith_short_12: BDULGUTG2NJR · pith_short_16: BDULGUTG2NJRNDHS · pith_short_8: BDULGUTG

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/BDULGUTG2NJRNDHSKEAT5KSVRZ \
  | 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: 08e8b35266d353168cf251013eaa558e6af21976175bf694eafc018786585759

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f53981cf383b280aa544248d2eb9adbf47cfae1d9ddb8c84954a6545257c2a0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-11-01T17:57:56Z",
    "title_canon_sha256": "e6c492c47cd0af0250c05acac5c08be1c817e837658fc5314d5cdb9af319a864"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00537",
    "kind": "arxiv",
    "version": 2
  }
}