Pith Number

pith:JIDYOZOF

pith:2011:JIDYOZOF6ZIEMX5O52D4U7Y72D

not attested not anchored not stored refs pending

Direct detection and spectral characterization of outer exoplanets with the SPICA coronagraph instrument (SCI)

Keigo Enya, Misato Fukagawa, Motohide Tamura, Takao Nakagawa, Takayuki Kotani, Taro Matsuo, the SCI team, Yoichi Itoh

arxiv:1103.2522 v1 · 2011-03-13 · 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{JIDYOZOF6ZIEMX5O52D4U7Y72D}

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	2026-05-18T02:02:54.165092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a078765c5f650465faeee87ca7f1fd0f5f07b8e7864565d2687373c787e7c48

Aliases

arxiv: 1103.2522 · arxiv_version: 1103.2522v1 · doi: 10.48550/arxiv.1103.2522 · pith_short_12: JIDYOZOF6ZIE · pith_short_16: JIDYOZOF6ZIEMX5O · pith_short_8: JIDYOZOF

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/JIDYOZOF6ZIEMX5O52D4U7Y72D \
  | 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: 4a078765c5f650465faeee87ca7f1fd0f5f07b8e7864565d2687373c787e7c48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f99ea4ae2d75a8e67732b585b3400e738f63a823692693b976c486bf344b1c43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-03-13T15:07:34Z",
    "title_canon_sha256": "9d40022abfeb439a6d671065037369809595237869a7e0cab26bfc32d45a7fb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2522",
    "kind": "arxiv",
    "version": 1
  }
}