Pith Number

pith:KOPXOGMS

pith:2018:KOPXOGMSEXHPFQ35MFPKET4HOF

not attested not anchored not stored refs pending

Young and eccentric: the quadruple system HD 86588

Andrei Tokovinin, Frederick M. Walter, Hank Corbett, Maxwell Moe, Nicholas M. Law, Octavi Fors, Ward Howard

arxiv:1807.09806 v1 · 2018-07-25 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KOPXOGMSEXHPFQ35MFPKET4HOF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:59.033727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

539f77199225cef2c37d615ea24f877156d44947904da0141be31fbb92765ca1

Aliases

arxiv: 1807.09806 · arxiv_version: 1807.09806v1 · doi: 10.48550/arxiv.1807.09806 · pith_short_12: KOPXOGMSEXHP · pith_short_16: KOPXOGMSEXHPFQ35 · pith_short_8: KOPXOGMS

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/KOPXOGMSEXHPFQ35MFPKET4HOF \
  | 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: 539f77199225cef2c37d615ea24f877156d44947904da0141be31fbb92765ca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "280c37322d2c86fc5fc41eacf457252f34d7c5267d76d3b9542955f679cfd14f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-25T18:15:56Z",
    "title_canon_sha256": "e3914ae0ca493d1559f580a317036a6ef8d1268e7cfd9c188dea91338adc49eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09806",
    "kind": "arxiv",
    "version": 1
  }
}