Pith Number

pith:MKFOSYR6

pith:2025:MKFOSYR6EKABQGUCNH6P4QYC32

not attested not anchored not stored refs pending

Constraining the Gravitational Wave Speed in the Early Universe via Gravitational Cherenkov Radiation

Alexander Ganz, Chunshan Lin, Paola C. M. Delgado, Roxane Th\'eriault

arxiv:2501.01910 v1 · 2025-01-03 · 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{MKFOSYR6EKABQGUCNH6P4QYC32}

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.

Receipt and verification

First computed	2026-07-05T09:56:43.219999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

628ae9623e2280181a8269fcfe4302debf49a61e82583843203491ae7d1bab9b

Aliases

arxiv: 2501.01910 · arxiv_version: 2501.01910v1 · doi: 10.48550/arxiv.2501.01910 · pith_short_12: MKFOSYR6EKAB · pith_short_16: MKFOSYR6EKABQGUC · pith_short_8: MKFOSYR6

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/MKFOSYR6EKABQGUCNH6P4QYC32 \
  | 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: 628ae9623e2280181a8269fcfe4302debf49a61e82583843203491ae7d1bab9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f93403d7813bd68bb5ed30e0f4a50afab64f85bfe7f146483190b78123dbbe2a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-01-03T17:29:15Z",
    "title_canon_sha256": "1c8a710d4be490743b854a239ca1e3100e051ee9feb45e6da9c4ce5178d7abb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.01910",
    "kind": "arxiv",
    "version": 1
  }
}