Pith Number

pith:5HDZELQ2

pith:2011:5HDZELQ2LUVOEKRMX7FE5IOXLL

not attested not anchored not stored refs pending

XO-2b: a Prograde Planet with a Negligible Eccentricity, and an Additional Radial Velocity Variation

Akihiko Fukui, Bun'ei Sato, Hiroki Harakawa, Motohide Tamura, Norio Narita, Teruyuki Hirano, Wako Aoki

arxiv:1110.6136 v1 · 2011-10-27 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5HDZELQ2LUVOEKRMX7FE5IOXLL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:00:03.069254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9c7922e1a5d2ae22a2cbfca4ea1d75afdce0f49e305917b7f95a8b5e3bed90f

Aliases

arxiv: 1110.6136 · arxiv_version: 1110.6136v1 · doi: 10.48550/arxiv.1110.6136 · pith_short_12: 5HDZELQ2LUVO · pith_short_16: 5HDZELQ2LUVOEKRM · pith_short_8: 5HDZELQ2

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/5HDZELQ2LUVOEKRMX7FE5IOXLL \
  | 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: e9c7922e1a5d2ae22a2cbfca4ea1d75afdce0f49e305917b7f95a8b5e3bed90f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f6314c8f377903d78b197e261fff47456c8c9407aea713e49ef5a847efd6933",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-10-27T16:31:59Z",
    "title_canon_sha256": "3b66bdf2d2fd14ef76f93f23a67a84c39fa28a59560ad316568932aec410196c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6136",
    "kind": "arxiv",
    "version": 1
  }
}