Pith Number

pith:G5ARE5R4

pith:2009:G5ARE5R4R35TNRI2L6HLEUZSMQ

not attested not anchored not stored refs pending

HD 174884: a strongly eccentric, short-period early-type binary system discovered by CoRoT

A. Baglin, A. Prsa, C. Aerts, C. Catala, C. Maceroni, D. Ladjal, E. Michel, E. Niemczura, F. Baudin, J. Montalban, M. Auvergne, M. Briquet, P. Harmanec, R. Samadi, T. Morel

arxiv:0910.3513 v1 · 2009-10-19 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5ARE5R4R35TNRI2L6HLEUZSMQ}

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	2026-05-18T02:11:14.325220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

374112763c8efb36c51a5f8eb2533264319375076f8f821dece7888529642123

Aliases

arxiv: 0910.3513 · arxiv_version: 0910.3513v1 · doi: 10.48550/arxiv.0910.3513 · pith_short_12: G5ARE5R4R35T · pith_short_16: G5ARE5R4R35TNRI2 · pith_short_8: G5ARE5R4

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/G5ARE5R4R35TNRI2L6HLEUZSMQ \
  | 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: 374112763c8efb36c51a5f8eb2533264319375076f8f821dece7888529642123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb52bbe9a9c72f11087107651e40d044c09a058cff54c9804ab89409a294c55d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-19T14:48:16Z",
    "title_canon_sha256": "5abf92acd04a3563471ffd1ea7c70b97d4259440c716586d7302d343c4efd5e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3513",
    "kind": "arxiv",
    "version": 1
  }
}