Pith Number

pith:AYZ2AEPY

pith:2015:AYZ2AEPYASO2O6K2ZPTKWVH6GV

not attested not anchored not stored refs pending

A PSF-based approach to Kepler/K2 data. I. Variability within the K2 Campaign 0 star clusters M 35 and NGC 2158

D. Nardiello, G. Piotto, L. R. Bedin, M. Libralato

arxiv:1510.09180 v2 · 2015-10-30 · astro-ph.SR · 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{AYZ2AEPYASO2O6K2ZPTKWVH6GV}

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	2026-05-18T01:22:00.677038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0633a011f8049da7795acbe6ab54fe3567d31fc8470a1852cf3387123d06778a

Aliases

arxiv: 1510.09180 · arxiv_version: 1510.09180v2 · doi: 10.48550/arxiv.1510.09180 · pith_short_12: AYZ2AEPYASO2 · pith_short_16: AYZ2AEPYASO2O6K2 · pith_short_8: AYZ2AEPY

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/AYZ2AEPYASO2O6K2ZPTKWVH6GV \
  | 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: 0633a011f8049da7795acbe6ab54fe3567d31fc8470a1852cf3387123d06778a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d27f30ed52bbea8fde1301d8ba3216da00033b8b28faa679e51a37b606d4efc",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-30T18:16:26Z",
    "title_canon_sha256": "8bdb30382ce7e4619b7c8138ceb2f11bcbcc21ba2e065cd264422fd91bf3fc6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.09180",
    "kind": "arxiv",
    "version": 2
  }
}