Pith Number

pith:XZZW32CC

pith:2016:XZZW32CCGTYAMMMD6XA7T3CFIR

not attested not anchored not stored refs pending

Evolved stars and the origin of abundance trends in planet hosts

E. Villaver, J. Maldonado

arxiv:1602.00835 v2 · 2016-02-02 · astro-ph.SR · astro-ph.EP · 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{XZZW32CCGTYAMMMD6XA7T3CFIR}

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	2026-05-18T01:18:08.215151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be736de84234f0063183f5c1f9ec4544631dc16b326f76ed10d00ec38f8cf34e

Aliases

arxiv: 1602.00835 · arxiv_version: 1602.00835v2 · doi: 10.48550/arxiv.1602.00835 · pith_short_12: XZZW32CCGTYA · pith_short_16: XZZW32CCGTYAMMMD · pith_short_8: XZZW32CC

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/XZZW32CCGTYAMMMD6XA7T3CFIR \
  | 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: be736de84234f0063183f5c1f9ec4544631dc16b326f76ed10d00ec38f8cf34e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d92f37600aa8b5bf5659f327a2d2ea46d602a689f6d15c91b58068d16b0f681",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-02T09:01:04Z",
    "title_canon_sha256": "5dcefdd232458a79de0665ee704dc6ea930c6411f8ec07ccfa5d9dedb4d0e48a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00835",
    "kind": "arxiv",
    "version": 2
  }
}