Pith Number

pith:I6CW2OKE

pith:2010:I6CW2OKEJ3J4VNUEXM34DL6PEO

not attested not anchored not stored refs pending

Long-term chromospheric activity in southern M dwarfs: Gl 229 A and Gl 752 A

Andrea P. Buccino, Mar\'ia Luisa Luoni, Pablo J. D. Mauas, Rodrigo F. D\'iaz, Ximena Abrevaya

arxiv:1011.1137 v2 · 2010-11-04 · 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{I6CW2OKEJ3J4VNUEXM34DL6PEO}

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	2026-05-18T02:04:52.934969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47856d39444ed3cab684bb37c1afcf23b2235aa73eb17902389842187593303a

Aliases

arxiv: 1011.1137 · arxiv_version: 1011.1137v2 · doi: 10.48550/arxiv.1011.1137 · pith_short_12: I6CW2OKEJ3J4 · pith_short_16: I6CW2OKEJ3J4VNUE · pith_short_8: I6CW2OKE

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/I6CW2OKEJ3J4VNUEXM34DL6PEO \
  | 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: 47856d39444ed3cab684bb37c1afcf23b2235aa73eb17902389842187593303a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be2925da29400ef4b508c7989a1220494272d5a78ae8df35b59b0d3d02a9408c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-04T12:32:18Z",
    "title_canon_sha256": "955d246aa04bf87871991930300792f180019997e784b7983028c51c33257834"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.1137",
    "kind": "arxiv",
    "version": 2
  }
}