Pith Number

pith:QLHQTYW2

pith:2016:QLHQTYW2YBS6GOEG7QDPULDGNS

not attested not anchored not stored refs pending

Precision Ephemerides For Gravitational Wave Searches: II. Cyg X-2

(2) IAC & Departamento de Astrofisica, (3) Warwick University), Danny T. Steeghs (3), Duncan K. Galloway (1), Jorge Casares (2), Sammanani S. Premachandra (1), Thomas R. Marsh (3) ((1) Monash University, Universidad de La Laguna

arxiv:1604.03233 v1 · 2016-04-12 · 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{QLHQTYW2YBS6GOEG7QDPULDGNS}

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	2026-05-18T01:13:11.173720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82cf09e2dac065e33886fc06fa2c666cb141a38713f18761564c267513bd0e07

Aliases

arxiv: 1604.03233 · arxiv_version: 1604.03233v1 · doi: 10.48550/arxiv.1604.03233 · pith_short_12: QLHQTYW2YBS6 · pith_short_16: QLHQTYW2YBS6GOEG · pith_short_8: QLHQTYW2

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/QLHQTYW2YBS6GOEG7QDPULDGNS \
  | 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: 82cf09e2dac065e33886fc06fa2c666cb141a38713f18761564c267513bd0e07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a509060df3dcf76e51e0c16d1e852fde41b2ab59b69aa9817a0cea0d85ee1a89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-04-12T03:29:58Z",
    "title_canon_sha256": "4006b105fb3ef94c8a015b89b63a12e642818bf1980a0c122754874fad211a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03233",
    "kind": "arxiv",
    "version": 1
  }
}