Pith Number

pith:NRYGQUYC

pith:2019:NRYGQUYC6XQ7X6CUTJT6CMAJHB

not attested not anchored not stored refs pending

The Mass-Activity relationships in M and K dwarfs. I. Stellar parameters of our sample of M and K dwarfs

C.J. Butler, D.J. Mullan, Eric R. Houdebine, F. Paletou, Geoffroy de la Vieuville, J.G. Doyle

arxiv:1905.07921 v1 · 2019-05-20 · 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{NRYGQUYC6XQ7X6CUTJT6CMAJHB}

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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	2026-05-17T23:40:31.936127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c70685302f5e1fbf8549a67e13009386e49f57cede7c6c2776f6e97e3f4533b

Aliases

arxiv: 1905.07921 · arxiv_version: 1905.07921v1 · doi: 10.48550/arxiv.1905.07921 · pith_short_12: NRYGQUYC6XQ7 · pith_short_16: NRYGQUYC6XQ7X6CU · pith_short_8: NRYGQUYC

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/NRYGQUYC6XQ7X6CUTJT6CMAJHB \
  | 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: 6c70685302f5e1fbf8549a67e13009386e49f57cede7c6c2776f6e97e3f4533b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be470eb5559ee634d2f8f98eb250c2111946204388e64456f84749c5a11a6807",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-20T07:29:42Z",
    "title_canon_sha256": "6a9184ecec2abab666d0fa45fe071dd1ecdd4b323277725918aeedb9593b4a64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07921",
    "kind": "arxiv",
    "version": 1
  }
}