Pith Number

pith:FTIAQF73

pith:2025:FTIAQF735D43LB7SU626W5N2JQ

not attested not anchored not stored refs pending

Constraints on the simultaneous variation of the fine structure constant and electron mass in light of DESI BAO data

Osamu Seto, Yo Toda

arxiv:2504.09136 v1 · 2025-04-12 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTIAQF735D43LB7SU626W5N2JQ}

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

2 papers in Pith

The Hubble tension: A decade review

Signatures of Modified Gravity on Linear Scales in a Dynamical Dark Energy Background

Receipt and verification

First computed	2026-07-05T10:48:04.738945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cd00817fbe8f9b587f2a7b5eb75ba4c05657418667f5b29fca226e9d9e98e34

Aliases

arxiv: 2504.09136 · arxiv_version: 2504.09136v1 · doi: 10.48550/arxiv.2504.09136 · pith_short_12: FTIAQF735D43 · pith_short_16: FTIAQF735D43LB7S · pith_short_8: FTIAQF73

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/FTIAQF735D43LB7SU626W5N2JQ \
  | 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: 2cd00817fbe8f9b587f2a7b5eb75ba4c05657418667f5b29fca226e9d9e98e34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bc6eba237302bfb7e639e7150090f194c369318ecf6d20df9ca421e48bb7a15",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-04-12T08:49:57Z",
    "title_canon_sha256": "af94244ecc1b458b1982ed084cdd0b31c835309df9c17ebe7d3cfed80ee2dc19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09136",
    "kind": "arxiv",
    "version": 1
  }
}