Pith Number

pith:VJPMWILT

pith:2021:VJPMWILTNLQDQOBUI4PF2XWUOO

not attested not anchored not stored refs pending

Cosmic distance duality as a probe of minimally extended varying speed of light

Seokcheon Lee

arxiv:2108.06043 v1 · 2021-08-13 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJPMWILTNLQDQOBUI4PF2XWUOO}

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

Revisiting Varying Speed of Light in Cosmology: Insights from the Friedmann-Lema\^itre-Robertson-Walker Metric

Receipt and verification

First computed	2026-07-05T03:05:36.928428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa5ecb21736ae0383834471e5d5ed473806746075ca0ea63ce15d604f8e671eb

Aliases

arxiv: 2108.06043 · arxiv_version: 2108.06043v1 · doi: 10.48550/arxiv.2108.06043 · pith_short_12: VJPMWILTNLQD · pith_short_16: VJPMWILTNLQDQOBU · pith_short_8: VJPMWILT

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/VJPMWILTNLQDQOBUI4PF2XWUOO \
  | 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: aa5ecb21736ae0383834471e5d5ed473806746075ca0ea63ce15d604f8e671eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab7dea5c67ed88bf2a9d7930ba02b356c4dc45cf88a28143a1907cd3b3bd25fd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-08-13T03:32:45Z",
    "title_canon_sha256": "31843eb6c004fd2b8f92e0a682c43436ba7f983128bbd39c388cb8d0f43ee7b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.06043",
    "kind": "arxiv",
    "version": 1
  }
}