Pith Number

pith:YUT32RMF

pith:2017:YUT32RMFGJO2UL2WKVPFDMBT2C

not attested not anchored not stored refs pending

Varying fundamental constants: a full covariant approach and cosmological applications

Guilherme Franzmann

arxiv:1704.07368 v1 · 2017-04-23 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUT32RMFGJO2UL2WKVPFDMBT2C}

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

New analysis of SNeIa Pantheon Catalog: Variable speed of light as an alternative to dark energy

Receipt and verification

First computed	2026-05-18T00:45:31.816120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c527bd4585325daa2f56555e51b033d0afa1e2f2e3ec42a69282577feccbf7c1

Aliases

arxiv: 1704.07368 · arxiv_version: 1704.07368v1 · doi: 10.48550/arxiv.1704.07368 · pith_short_12: YUT32RMFGJO2 · pith_short_16: YUT32RMFGJO2UL2W · pith_short_8: YUT32RMF

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/YUT32RMFGJO2UL2WKVPFDMBT2C \
  | 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: c527bd4585325daa2f56555e51b033d0afa1e2f2e3ec42a69282577feccbf7c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95591cc4befe4a65aa3d0618e9fe7e1f36b55a556a95494c36291049a3da9779",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-04-23T21:55:13Z",
    "title_canon_sha256": "dd1e69d4be1d626b069e9552018e5d4d4d76f7e7ccd04cd055b703f5b7d795fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07368",
    "kind": "arxiv",
    "version": 1
  }
}