Pith Number

pith:P4CWJVMA

pith:2015:P4CWJVMAITI2H2UL2O5WW5OPLL

not attested not anchored not stored refs pending

Two Planes of Satellites in the Centaurus A Group

Edward J. Shaya, Igor D. Karachentsev, Luca Rizzi, Noam I. Libeskind, R. Brent Tully, Valentina E. Karachentseva

arxiv:1503.05599 v1 · 2015-03-18 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4CWJVMAITI2H2UL2O5WW5OPLL}

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	2026-05-18T01:40:50.298645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f0564d58044d1a3ea8bd3bb6b75cf5ae1c91daa761d30f14cd4b21f001cfa03

Aliases

arxiv: 1503.05599 · arxiv_version: 1503.05599v1 · doi: 10.48550/arxiv.1503.05599 · pith_short_12: P4CWJVMAITI2 · pith_short_16: P4CWJVMAITI2H2UL · pith_short_8: P4CWJVMA

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/P4CWJVMAITI2H2UL2O5WW5OPLL \
  | 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: 7f0564d58044d1a3ea8bd3bb6b75cf5ae1c91daa761d30f14cd4b21f001cfa03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f858d811e36a45eb4e91352185f84592376470be19afb970b4bdbc6e4c46ca22",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-03-18T21:32:47Z",
    "title_canon_sha256": "35235e72ce0d25e854a3e3230230791022009f295d4b289101d5293e094b2db1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05599",
    "kind": "arxiv",
    "version": 1
  }
}