Pith Number

pith:6FNUD7ZT

pith:2012:6FNUD7ZTS2WFJNTI3J5JLYM7MT

not attested not anchored not stored refs pending

Can habitable planets form in clustered environments?

E. Bressert, H. Canovas Cabrera, J. M. D. Kruijssen, L. Testi, M. de Juan Ovelar, N. Bastian

arxiv:1209.2136 v2 · 2012-09-10 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FNUD7ZTS2WFJNTI3J5JLYM7MT}

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	2026-05-18T03:43:17.806117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f15b41ff3396ac54b668da7a95e19f64fe10ff080f9e666ddcb49537fe690d26

Aliases

arxiv: 1209.2136 · arxiv_version: 1209.2136v2 · doi: 10.48550/arxiv.1209.2136 · pith_short_12: 6FNUD7ZTS2WF · pith_short_16: 6FNUD7ZTS2WFJNTI · pith_short_8: 6FNUD7ZT

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/6FNUD7ZTS2WFJNTI3J5JLYM7MT \
  | 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: f15b41ff3396ac54b668da7a95e19f64fe10ff080f9e666ddcb49537fe690d26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8919bc6449f049a4b384988cba419be5deed7751dc62365f7fbac87916538039",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-10T20:06:58Z",
    "title_canon_sha256": "9cbad9e83db1f300d727b369c8b0250af041dbf30a82858578756557caed70b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2136",
    "kind": "arxiv",
    "version": 2
  }
}