Pith Number

pith:QRWEDVI6

pith:2013:QRWEDVI6YJI73QCSP6F6SA75CX

not attested not anchored not stored refs pending

A spectral differential approach to characterizing low-mass companions to late-type stars

M.K. Kuznetsov, M.Kuerster, N.M. Kostogryz, T.M.Yakobchuk, Y.Lyubchik

arxiv:1303.5254 v3 · 2013-03-21 · 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{QRWEDVI6YJI73QCSP6F6SA75CX}

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	2026-05-18T03:11:46.792172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846c41d51ec251fdc0527f8be903fd15dfb294eb5ebb16a62ba731da42db4de5

Aliases

arxiv: 1303.5254 · arxiv_version: 1303.5254v3 · doi: 10.48550/arxiv.1303.5254 · pith_short_12: QRWEDVI6YJI7 · pith_short_16: QRWEDVI6YJI73QCS · pith_short_8: QRWEDVI6

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/QRWEDVI6YJI73QCSP6F6SA75CX \
  | 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: 846c41d51ec251fdc0527f8be903fd15dfb294eb5ebb16a62ba731da42db4de5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "229be381575356747164bc7cf2aba5f4e5f4d6c99fd81cf8046c4ff68b68221c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-21T13:47:15Z",
    "title_canon_sha256": "c5c4b6c9156c5ff37f598eda71665dd6867797216b2f68e6a6165b560732f9ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5254",
    "kind": "arxiv",
    "version": 3
  }
}