Pith Number

pith:QXJG2P3P

pith:2009:QXJG2P3PLXOULKTFK6N3VRRWMT

not attested not anchored not stored refs pending

WASP-17b: an ultra-low density planet in a probable retrograde orbit

A. Collier Cameron, A. H. M. J. Triaud, B. Enoch, B. Smalley, C. Hellier, D. M. Wilson, D. Pollacco, D. Queloz, D. R. Anderson, D. S\'egransan, F. Pepe, K. Horne, L. Hebb, M. Gillon, M. Mayor, N. R. Parley, P. F. L. Maxted, R. G. West, S. J. Bentley, S. Udry, T. A. Lister

arxiv:0908.1553 v2 · 2009-08-11 · 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{QXJG2P3PLXOULKTFK6N3VRRWMT}

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	2026-05-18T02:12:35.491001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85d26d3f6f5ddd45aa65579bbac63664c371d51c3b107dcb9a74683e41fd669e

Aliases

arxiv: 0908.1553 · arxiv_version: 0908.1553v2 · doi: 10.48550/arxiv.0908.1553 · pith_short_12: QXJG2P3PLXOU · pith_short_16: QXJG2P3PLXOULKTF · pith_short_8: QXJG2P3P

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/QXJG2P3PLXOULKTFK6N3VRRWMT \
  | 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: 85d26d3f6f5ddd45aa65579bbac63664c371d51c3b107dcb9a74683e41fd669e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ac8759a6453bf5df19aeac758737de3a7d9fd114ee45257f6c85d12662fd4d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-08-11T18:47:05Z",
    "title_canon_sha256": "02e48490f3810a66de5a2b148bc6059df9b21cf8ac2862bb4190a2bd9c95c327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1553",
    "kind": "arxiv",
    "version": 2
  }
}