Pith Number

pith:52OTCAFH

pith:2017:52OTCAFHWLVJTE5UDKLPTYDJ57

not attested not anchored not stored refs pending

Measuring the speed of gravitational waves with the distorted pulsars

Fang-Kun Peng, Miao Li, Shuang Du

arxiv:1712.05965 v2 · 2017-12-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52OTCAFHWLVJTE5UDKLPTYDJ57}

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	2026-05-17T23:47:03.621867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee9d3100a7b2ea9993b41a96f9e069eff43008c27dd267308fd6867abc883978

Aliases

arxiv: 1712.05965 · arxiv_version: 1712.05965v2 · doi: 10.48550/arxiv.1712.05965 · pith_short_12: 52OTCAFHWLVJ · pith_short_16: 52OTCAFHWLVJTE5U · pith_short_8: 52OTCAFH

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/52OTCAFHWLVJTE5UDKLPTYDJ57 \
  | 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: ee9d3100a7b2ea9993b41a96f9e069eff43008c27dd267308fd6867abc883978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac67ad6a63ed60ce097b42f0d9eda4d1f076dd5a519e7747ab69022cbc395c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-16T13:54:32Z",
    "title_canon_sha256": "ff633f8a6a9f7aff9bd338e3af9b7bb3c5535821bc6e52d69eeb8a2d37be8cb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05965",
    "kind": "arxiv",
    "version": 2
  }
}