Pith Number

pith:PHM7ZJO6

pith:2012:PHM7ZJO62IRPITMYP7VQQCSQLH

not attested not anchored not stored refs pending

Using Satellites to Probe Extrasolar Planet Formation

Jason W. Barnes, Paul Withers

arxiv:1204.0976 v1 · 2012-04-04 · 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{PHM7ZJO62IRPITMYP7VQQCSQLH}

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	2026-05-18T03:58:37.317253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79d9fca5ded222f44d987feb080a5059f85e891ddf27564aa3f1bb11bd139dc7

Aliases

arxiv: 1204.0976 · arxiv_version: 1204.0976v1 · doi: 10.48550/arxiv.1204.0976 · pith_short_12: PHM7ZJO62IRP · pith_short_16: PHM7ZJO62IRPITMY · pith_short_8: PHM7ZJO6

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/PHM7ZJO62IRPITMYP7VQQCSQLH \
  | 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: 79d9fca5ded222f44d987feb080a5059f85e891ddf27564aa3f1bb11bd139dc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e65066bbf0b87902d8b9857ca0781176b5a84b72a8feb5d91df9625a0ca4a398",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-04-04T15:50:24Z",
    "title_canon_sha256": "c44d6946ab002a969d57e7008dd4ccf97e935e2656eaadf80b257aa165facabb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0976",
    "kind": "arxiv",
    "version": 1
  }
}