Pith Number

pith:42EAEDON

pith:2007:42EAEDONLNNYYNJDGRCHOCTOQ2

not attested not anchored not stored refs pending

The frequency of planets in multiple systems

M. Bonavita, S. Desidera

arxiv:astro-ph/0703754 v1 · 2007-03-29 · 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{42EAEDONLNNYYNJDGRCHOCTOQ2}

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	2026-07-04T17:07:50.447152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e688020dcd5b5b8c35233444770a6e86b3766f183583dc1a272dd28b7b31a487

Aliases

arxiv: astro-ph/0703754 · arxiv_version: astro-ph/0703754v1 · doi: 10.48550/arxiv.astro-ph/0703754 · pith_short_12: 42EAEDONLNNY · pith_short_16: 42EAEDONLNNYYNJD · pith_short_8: 42EAEDON

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/42EAEDONLNNYYNJDGRCHOCTOQ2 \
  | 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: e688020dcd5b5b8c35233444770a6e86b3766f183583dc1a272dd28b7b31a487

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6309e84738f3ec50253370fd8e6026fa4ad697a006da3da6cb4bb8cb7517f17",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-29T13:27:16Z",
    "title_canon_sha256": "121c02b617dc7099d2574a05e9cf1bacfad538edc6872938d6de01e7e99b2692"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703754",
    "kind": "arxiv",
    "version": 1
  }
}