Pith Number

pith:VAP3F7FB

pith:2025:VAP3F7FBTAPYYPFGVZGWEE32R6

not attested not anchored not stored refs pending

Primordial gravitational waves in DHOST inflation

Andrei Lazanu, Philippe Brax

arxiv:2501.13210 v2 · 2025-01-22 · 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{VAP3F7FBTAPYYPFGVZGWEE32R6}

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	2026-07-05T11:11:39.935139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a81fb2fca1981f8c3ca6ae4d62137a8f91986d3b8fe08e8a74a690e6c1b91efd

Aliases

arxiv: 2501.13210 · arxiv_version: 2501.13210v2 · doi: 10.48550/arxiv.2501.13210 · pith_short_12: VAP3F7FBTAPY · pith_short_16: VAP3F7FBTAPYYPFG · pith_short_8: VAP3F7FB

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/VAP3F7FBTAPYYPFGVZGWEE32R6 \
  | 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: a81fb2fca1981f8c3ca6ae4d62137a8f91986d3b8fe08e8a74a690e6c1b91efd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7fb243327141c4369632c058c092ecbbfc10364ad319f730b9369b80d320a42",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-01-22T20:49:46Z",
    "title_canon_sha256": "3fd1e08343c7e884c274b58486c72d43539210ff3f2afa682d5b8c345853a532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13210",
    "kind": "arxiv",
    "version": 2
  }
}