Pith Number

pith:CKAE4NX5

pith:2017:CKAE4NX5IZKXEV3KZUN7NQ2VBQ

not attested not anchored not stored refs pending

Causal properties of nonlinear gravitational waves in modified gravity

Andrew Melatos, Arthur George Suvorov

arxiv:1709.01628 v1 · 2017-09-05 · gr-qc · astro-ph.HE · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CKAE4NX5IZKXEV3KZUN7NQ2VBQ}

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	2026-05-18T00:33:13.111253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12804e36fd465572576acd1bf6c3550c2cbbf250539f68215a6d475e06af9122

Aliases

arxiv: 1709.01628 · arxiv_version: 1709.01628v1 · doi: 10.48550/arxiv.1709.01628 · pith_short_12: CKAE4NX5IZKX · pith_short_16: CKAE4NX5IZKXEV3K · pith_short_8: CKAE4NX5

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/CKAE4NX5IZKXEV3KZUN7NQ2VBQ \
  | 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: 12804e36fd465572576acd1bf6c3550c2cbbf250539f68215a6d475e06af9122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27ebc5558de75942fc240ff6e956b7cdb8f1606bcefc5457ded9fd9d1b75e31c",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-09-05T23:43:49Z",
    "title_canon_sha256": "555a7ecadce46e5d234595e9c5b388299323d0d23cedb4eed2123d4b9301a230"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01628",
    "kind": "arxiv",
    "version": 1
  }
}