Pith Number

pith:BHX4JQTX

pith:2007:BHX4JQTXEB6DBUF7TEKJF7LV3J

not attested not anchored not stored refs pending

A HET search for planets around evolved stars

Alex Wolszczan, Andrzej Niedzielski

arxiv:0712.2297 v1 · 2007-12-14 · 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{BHX4JQTXEB6DBUF7TEKJF7LV3J}

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	2026-07-04T17:07:14.633144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09efc4c277207c30d0bf991492fd75da6f3dd449fdc82f0f6d24a0e322d2033c

Aliases

arxiv: 0712.2297 · arxiv_version: 0712.2297v1 · doi: 10.48550/arxiv.0712.2297 · pith_short_12: BHX4JQTXEB6D · pith_short_16: BHX4JQTXEB6DBUF7 · pith_short_8: BHX4JQTX

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/BHX4JQTXEB6DBUF7TEKJF7LV3J \
  | 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: 09efc4c277207c30d0bf991492fd75da6f3dd449fdc82f0f6d24a0e322d2033c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a56bc9488de81de2cfcfe9e4bd4d47403f78990629c5d730b026d6db9cfed7a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-14T07:24:30Z",
    "title_canon_sha256": "049fd97b7e55bebf5c9c4aed0fc95537c0098f514d14ff2fc1993595e5a92053"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2297",
    "kind": "arxiv",
    "version": 1
  }
}