Pith Number

pith:56UIEKL5

pith:2011:56UIEKL5F34HF5O3ZLRCQ5PYQB

not attested not anchored not stored refs pending

The spectroscopic orbit of Capella revisited

Klaus G. Strassmeier, Michael Weber

arxiv:1104.0342 v3 · 2011-04-02 · 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{56UIEKL5F34HF5O3ZLRCQ5PYQB}

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	2026-05-18T02:22:11.333528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efa882297d2ef872f5dbcae22875f8805457944b472218a8af108ed47e1c10e1

Aliases

arxiv: 1104.0342 · arxiv_version: 1104.0342v3 · doi: 10.48550/arxiv.1104.0342 · pith_short_12: 56UIEKL5F34H · pith_short_16: 56UIEKL5F34HF5O3 · pith_short_8: 56UIEKL5

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/56UIEKL5F34HF5O3ZLRCQ5PYQB \
  | 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: efa882297d2ef872f5dbcae22875f8805457944b472218a8af108ed47e1c10e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "759f074ad70e08837cf77d433a82efd9a6457387b46c1af77a5ed687c7a96025",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-04-02T23:24:16Z",
    "title_canon_sha256": "bc45278e9d031d9eaa9a6f2b932304d1b871f8c220a6687309c1a621cb072704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0342",
    "kind": "arxiv",
    "version": 3
  }
}