Pith Number

pith:EZXZJS3T

pith:2015:EZXZJS3TKVUMARXSHZBROCZBQP

not attested not anchored not stored refs pending

Lessons learnt from the Solar neighbourhood and the Kepler field

Luca Casagrande

arxiv:1512.02283 v1 · 2015-12-07 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZXZJS3TKVUMARXSHZBROCZBQP}

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	2026-05-18T01:01:28.905342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

266f94cb735568c046f23e43170b2183f779ed53b58a8977d982872b065df74e

Aliases

arxiv: 1512.02283 · arxiv_version: 1512.02283v1 · doi: 10.48550/arxiv.1512.02283 · pith_short_12: EZXZJS3TKVUM · pith_short_16: EZXZJS3TKVUMARXS · pith_short_8: EZXZJS3T

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/EZXZJS3TKVUMARXSHZBROCZBQP \
  | 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: 266f94cb735568c046f23e43170b2183f779ed53b58a8977d982872b065df74e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "131f1ecc4b86b95a27c5a6af7cb01da169efd0ee97f62f102a0bf2c1d93a7f2e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-07T23:16:31Z",
    "title_canon_sha256": "8833f6347b0087b61a049df4e493415843cc82115cb876c2e02c83f4fa6d0ca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02283",
    "kind": "arxiv",
    "version": 1
  }
}