Pith Number

pith:NJTYJVMC

pith:2015:NJTYJVMCY6PGHAAFDHSUXJ6L4R

not attested not anchored not stored refs pending

Surfing gravitational waves: can bigravity survive growing tensor modes?

Frank Koennig, Luca Amendola, Matteo Martinelli, Miguel Zumalacarregui, Valeria Pettorino

arxiv:1503.02490 v1 · 2015-03-09 · astro-ph.CO · gr-qc · 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{NJTYJVMCY6PGHAAFDHSUXJ6L4R}

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

Gravitational wave propagation in bigravity in the late universe

Receipt and verification

First computed	2026-05-18T02:00:58.542028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a6784d582c79e63800519e54ba7cbe45d5b442e887d29f0fd6211f009c5e9a3

Aliases

arxiv: 1503.02490 · arxiv_version: 1503.02490v1 · doi: 10.48550/arxiv.1503.02490 · pith_short_12: NJTYJVMCY6PG · pith_short_16: NJTYJVMCY6PGHAAF · pith_short_8: NJTYJVMC

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/NJTYJVMCY6PGHAAFDHSUXJ6L4R \
  | 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: 6a6784d582c79e63800519e54ba7cbe45d5b442e887d29f0fd6211f009c5e9a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61ec2bdbe08e3b005d61dc6bf495cafc4a849fc64dc6c99a90ba63c04384d0e3",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-03-09T14:42:14Z",
    "title_canon_sha256": "ccf66f8213e4770ab176fa4e48a4257c6bf6058222a1260fc6c4b66282dab5f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02490",
    "kind": "arxiv",
    "version": 1
  }
}