Pith Number

pith:XZRA3GWP

pith:2013:XZRA3GWPNHEQTC7PK43QFKESUE

not attested not anchored not stored refs pending

A coordinated optical and X-ray spectroscopic campaign on HD179949: searching for planet-induced chromospheric and coronal activity

A.C. Cameron, A.F. Lanza, A.F. Mart\`inez Fiorenzano, A. Maggio, C. Moutou, D. Bohlender, E.L. Shkolnik, G. Scandariato, I. Pagano, J.-F. Donati, M. Jardine, R. Fares, S. Dieters

arxiv:1301.7748 v1 · 2013-01-31 · 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{XZRA3GWPNHEQTC7PK43QFKESUE}

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	2026-05-18T01:51:56.505692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be620d9acf69c9098bef573702a892a13c771fb764c506a051913ee455398144

Aliases

arxiv: 1301.7748 · arxiv_version: 1301.7748v1 · doi: 10.48550/arxiv.1301.7748 · pith_short_12: XZRA3GWPNHEQ · pith_short_16: XZRA3GWPNHEQTC7P · pith_short_8: XZRA3GWP

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/XZRA3GWPNHEQTC7PK43QFKESUE \
  | 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: be620d9acf69c9098bef573702a892a13c771fb764c506a051913ee455398144

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b71329cd3de5357580b3a14bf24feccfe7c0bcad6d85c8b0e80810343e80e87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-31T20:49:34Z",
    "title_canon_sha256": "1109bc34214e517a9ee6826f9aaafb24550c9748ec623a19a1beb971417ff4d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7748",
    "kind": "arxiv",
    "version": 1
  }
}