Pith Number

pith:CBCDXCVQ

pith:2005:CBCDXCVQ5DB6RQ6WTZHZ2Z6N6Z

not attested not anchored not stored refs pending

Subaru HDS Transmission Spectroscopy of the Transiting Extrasolar Planet HD 209458b

Bun'ei Sato, Christopher J. Leigh, Edwin L. Turner, Joshua N. Winn, Motohide Tamura, Norio Narita, Toru Yamada, Wako Aoki, Yasushi Suto

arxiv:astro-ph/0504540 v2 · 2005-04-25 · 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{CBCDXCVQ5DB6RQ6WTZHZ2Z6N6Z}

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	2026-05-18T01:40:34.152539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10443b8ab0e8c3e8c3d69e4f9d67cdf65152f9c84563e23ae8caa74a12e6f86e

Aliases

arxiv: astro-ph/0504540 · arxiv_version: astro-ph/0504540v2 · doi: 10.48550/arxiv.astro-ph/0504540 · pith_short_12: CBCDXCVQ5DB6 · pith_short_16: CBCDXCVQ5DB6RQ6W · pith_short_8: CBCDXCVQ

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/CBCDXCVQ5DB6RQ6WTZHZ2Z6N6Z \
  | 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: 10443b8ab0e8c3e8c3d69e4f9d67cdf65152f9c84563e23ae8caa74a12e6f86e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fa9413e1bf6987e8bb49cbd2e00e46f9c9c88e2205ec4664e98c28c8d17b5ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-25T14:46:50Z",
    "title_canon_sha256": "d4f13bdc42b05540630791c9b07cfdb4015c74f5dbb573c233030f060786902c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504540",
    "kind": "arxiv",
    "version": 2
  }
}