Pith Number

pith:GWUDX2KM

pith:2018:GWUDX2KMTQNFBJOOOWJCLK4CT4

not attested not anchored not stored refs pending

GW150914 peak frequency: a novel consistency test of strong-field General Relativity

Alessandro Nagar, Gregorio Carullo, Gunnar Riemenschneider, Ka Wa Tsang, Walter Del Pozzo

arxiv:1811.08744 v2 · 2018-11-21 · 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{GWUDX2KMTQNFBJOOOWJCLK4CT4}

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	2026-05-17T23:47:12.309131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35a83be94c9c1a50a5ce759225ab829f0faf04baaf192b4dfff1fbe57e0679b8

Aliases

arxiv: 1811.08744 · arxiv_version: 1811.08744v2 · doi: 10.48550/arxiv.1811.08744 · pith_short_12: GWUDX2KMTQNF · pith_short_16: GWUDX2KMTQNFBJOO · pith_short_8: GWUDX2KM

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/GWUDX2KMTQNFBJOOOWJCLK4CT4 \
  | 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: 35a83be94c9c1a50a5ce759225ab829f0faf04baaf192b4dfff1fbe57e0679b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e55317b3e4a57204cc191df9030a1ba1cc100e8357038e41fa00ed9bdb1b907e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-21T14:15:51Z",
    "title_canon_sha256": "2e4bc9074e61f1883699b9daa3f5bc6c6bd659d3cf7613cb8f8d7c3837275269"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08744",
    "kind": "arxiv",
    "version": 2
  }
}