Pith Number

pith:IACRAKKU

pith:2014:IACRAKKUCDAOT7PBK3UJB3QXZY

not attested not anchored not stored refs pending

A Search for Companions to Brown Dwarfs in the Taurus and Chamaeleon Star Forming Regions

A. M. Ghez, D. Apai, I. Pascucci, K. K. McLeod, K. L. Luhman, K. O. Todorov, M. Robberto, Q. M. Konopacky

arxiv:1404.0213 v1 · 2014-04-01 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IACRAKKUCDAOT7PBK3UJB3QXZY}

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	2026-05-18T01:43:43.449162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

400510295410c0e9fde156e890ee17ce28549669383304186979e6c441e50218

Aliases

arxiv: 1404.0213 · arxiv_version: 1404.0213v1 · doi: 10.48550/arxiv.1404.0213 · pith_short_12: IACRAKKUCDAO · pith_short_16: IACRAKKUCDAOT7PB · pith_short_8: IACRAKKU

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/IACRAKKUCDAOT7PBK3UJB3QXZY \
  | 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: 400510295410c0e9fde156e890ee17ce28549669383304186979e6c441e50218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fef74ecd34e22c4aec7e70addae60b8d9990f583b5d29a25cfecdd1f85b0437",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-01T12:23:31Z",
    "title_canon_sha256": "ef84708825b64545b1886b2ba05f6a462c36c5fb4713eb04e9eaddf4fdcc350b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0213",
    "kind": "arxiv",
    "version": 1
  }
}