Pith Number

pith:6G5NXSNR

pith:2018:6G5NXSNRFY2HDR6CRATOGKDWXF

not attested not anchored not stored refs pending

An estimate of the $k_{2}$ Love number of WASP-18Ab from its radial velocity measurements

A.M.S. Smith, H. Hellard, Sz. Csizmadia

arxiv:1812.04463 v1 · 2018-12-11 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6G5NXSNRFY2HDR6CRATOGKDWXF}

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	2026-05-17T23:51:52.225529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1badbc9b12e3471c7c28826e32876b950aee2a00a3f331bb497c1715b72614f

Aliases

arxiv: 1812.04463 · arxiv_version: 1812.04463v1 · doi: 10.48550/arxiv.1812.04463 · pith_short_12: 6G5NXSNRFY2H · pith_short_16: 6G5NXSNRFY2HDR6C · pith_short_8: 6G5NXSNR

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/6G5NXSNRFY2HDR6CRATOGKDWXF \
  | 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: f1badbc9b12e3471c7c28826e32876b950aee2a00a3f331bb497c1715b72614f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53fadd5d7a6b8cebf01c6bcd9c1850d04f7ae9b85f07b9de3e12a1449f154479",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-12-11T15:25:02Z",
    "title_canon_sha256": "84c5d9256c5c5be467a2f9f91629c38e173bb910f4fb35a104b8c1e521316898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04463",
    "kind": "arxiv",
    "version": 1
  }
}