Pith Number

pith:MBSSPJZM

pith:2016:MBSSPJZMETYFSUEWNRBDP7RL2O

not attested not anchored not stored refs pending

A PSF-based approach to Kepler/K2 data - III. Search for exoplanets and variable stars within the open cluster M 67 (NGC 2682)

D. Nardiello, G. Piotto, L. Borsato, L. Malavolta, L. R. Bedin, M. Libralato, V. Granata, V. Nascimbeni

arxiv:1608.08539 v1 · 2016-08-30 · astro-ph.SR · astro-ph.EP · 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{MBSSPJZMETYFSUEWNRBDP7RL2O}

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	2026-05-18T01:05:41.577957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

606527a72c24f05950966c4237fe2bd3975749a13e908b68255640604746e97a

Aliases

arxiv: 1608.08539 · arxiv_version: 1608.08539v1 · doi: 10.48550/arxiv.1608.08539 · pith_short_12: MBSSPJZMETYF · pith_short_16: MBSSPJZMETYFSUEW · pith_short_8: MBSSPJZM

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/MBSSPJZMETYFSUEWNRBDP7RL2O \
  | 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: 606527a72c24f05950966c4237fe2bd3975749a13e908b68255640604746e97a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9ac6bc31a1a2627cab7877e008da6ed6ece3040d169559e5874814555cd2cd4",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-08-30T16:15:34Z",
    "title_canon_sha256": "f9f5db3cf26be5e0b329a690df79f9b0802682cf32b673d02e7e5c763aaa6cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08539",
    "kind": "arxiv",
    "version": 1
  }
}