Pith Number

pith:62GZUVYU

pith:2007:62GZUVYUHEWX4TKCG2OGGMOMD7

not attested not anchored not stored refs pending

Can Planets survive Stellar Evolution?

Eva Villaver (STScI/ESA), Mario Livio (STScI)

arxiv:astro-ph/0702724 v1 · 2007-02-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62GZUVYUHEWX4TKCG2OGGMOMD7}

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	2026-05-18T04:29:06.181064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f68d9a5714392d7e4d42369c6331cc1fdfcd4d40d41d8b02e42faa0a4e1bdb45

Aliases

arxiv: astro-ph/0702724 · arxiv_version: astro-ph/0702724v1 · doi: 10.48550/arxiv.astro-ph/0702724 · pith_short_12: 62GZUVYUHEWX · pith_short_16: 62GZUVYUHEWX4TKC · pith_short_8: 62GZUVYU

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/62GZUVYUHEWX4TKCG2OGGMOMD7 \
  | 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: f68d9a5714392d7e4d42369c6331cc1fdfcd4d40d41d8b02e42faa0a4e1bdb45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b460a6997e60550ee6d67678824c4c68b1e7dc2c0d0f853f2739a651c4d4e449",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-27T21:01:19Z",
    "title_canon_sha256": "81d774ab3ac390c1f8e04015fe3e5dd5fdd3c394a4496cd2573299c4c3540cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702724",
    "kind": "arxiv",
    "version": 1
  }
}