Pith Number

pith:ZSXMDTSQ

pith:2009:ZSXMDTSQRYXBHA5RTNX2Z7JAUW

not attested not anchored not stored refs pending

Bulk composition of the transiting hot Neptune around GJ 436

C. Georgy, C. Mordasini, F. Pont, P. Figueira, W. Benz, Y. Alibert

arxiv:0904.2979 v1 · 2009-04-20 · 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{ZSXMDTSQRYXBHA5RTNX2Z7JAUW}

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	2026-05-18T04:37:34.234983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccaec1ce508e2e1383b19b6facfd20a5a47116c8e79a4e70c2a14b6115df683d

Aliases

arxiv: 0904.2979 · arxiv_version: 0904.2979v1 · doi: 10.48550/arxiv.0904.2979 · pith_short_12: ZSXMDTSQRYXB · pith_short_16: ZSXMDTSQRYXBHA5R · pith_short_8: ZSXMDTSQ

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/ZSXMDTSQRYXBHA5RTNX2Z7JAUW \
  | 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: ccaec1ce508e2e1383b19b6facfd20a5a47116c8e79a4e70c2a14b6115df683d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a09debaffdedb8e8c2c3557b4ab762d225454e048944b0be1ef6fbc0eee07a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-04-20T09:08:01Z",
    "title_canon_sha256": "543d810643301d70c3340fd98bdab425e0d832f620123bb7633d25bc5490432b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2979",
    "kind": "arxiv",
    "version": 1
  }
}