Pith Number

pith:OQB4OGAD

pith:2015:OQB4OGADWKHO43QMZ6IJFVN6OA

not attested not anchored not stored refs pending

The Cannon: A data-driven approach to stellar label determination

Anna Y. Q. Ho, David W. Hogg, Gail Zasowski, Hans-Walter Rix, Melissa Ness

arxiv:1501.07604 v2 · 2015-01-29 · astro-ph.SR · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQB4OGADWKHO43QMZ6IJFVN6OA}

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.

Cited by

1 paper in Pith

Inferring stellar metallicity and elemental abundances from kinematic and spectroscopic data using machine learning -- Implications for exoplanet host stars

Receipt and verification

First computed	2026-05-18T01:34:35.139030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7403c71803b28eee6e0ccf9092d5be70074360e85136cd15abe1860f3e4374a2

Aliases

arxiv: 1501.07604 · arxiv_version: 1501.07604v2 · doi: 10.48550/arxiv.1501.07604 · pith_short_12: OQB4OGADWKHO · pith_short_16: OQB4OGADWKHO43QM · pith_short_8: OQB4OGAD

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/OQB4OGADWKHO43QMZ6IJFVN6OA \
  | 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: 7403c71803b28eee6e0ccf9092d5be70074360e85136cd15abe1860f3e4374a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "191a01b790af5c43a327ea39a1ea102dea8a343f0cf62ef291a082f118ff7bfb",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-29T21:00:11Z",
    "title_canon_sha256": "580adcbea4d6650cfb87d4b151de01759a68e44e1f473a33e6a07844144e2148"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07604",
    "kind": "arxiv",
    "version": 2
  }
}