Pith Number

pith:DNPLWPWQ

pith:2014:DNPLWPWQMVIJVTMMYIZMRF3X76

not attested not anchored not stored refs pending

A direct imaging search for close stellar and sub-stellar companions to young nearby stars

Alexander Contreras-Quijada, J\'anos G. Schmidt, Markus Mugrauer, Nikolaus Vogt, Ralph Neuh\"auser, Tobias O.B. Schmidt

arxiv:1411.5438 v1 · 2014-11-20 · 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{DNPLWPWQMVIJVTMMYIZMRF3X76}

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	2026-05-18T01:41:28.909812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5ebb3ed065509acd8cc232c89777ffa80553fd8cbdb91b08cbdf1ce39f154f

Aliases

arxiv: 1411.5438 · arxiv_version: 1411.5438v1 · doi: 10.48550/arxiv.1411.5438 · pith_short_12: DNPLWPWQMVIJ · pith_short_16: DNPLWPWQMVIJVTMM · pith_short_8: DNPLWPWQ

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/DNPLWPWQMVIJVTMMYIZMRF3X76 \
  | 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: 1b5ebb3ed065509acd8cc232c89777ffa80553fd8cbdb91b08cbdf1ce39f154f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b213e8c4eff6990add03a11ef0d3d7f233bd8ee01216072950b9cc4a48881175",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-11-20T04:39:52Z",
    "title_canon_sha256": "ace52437d0988fac26d38826023b264a86759c6eae5e0f92e49ded43737afc6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5438",
    "kind": "arxiv",
    "version": 1
  }
}