Pith Number

pith:2UCL75DS

pith:2007:2UCL75DS2DOBQ2DXNT4UYGFRQG

not attested not anchored not stored refs pending

Hinode Calibration for Precise Image Co-alignment between SOT and XRT (November 2006 -- April 2007)

Edward E. DeLuca, Keiichi Matsuzaki, Kenji Minesugi, Kiyoshi Ichimoto, Loraine L. Lundquist, Mark A. Weber, Mitsuru Soma, Richard A. Shine, Ryohei Kano, Saku Tsuneta, Taro Sakao, Theodore D. Tarbell, Toshifumi Shimizu, Yukio Katsukawa

arxiv:0709.4098 v1 · 2007-09-26 · 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{2UCL75DS2DOBQ2DXNT4UYGFRQG}

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	2026-05-18T02:16:10.937145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d504bff472d0dc1868776cf94c18b181a430aacc1f32dcd43c9d83998f620168

Aliases

arxiv: 0709.4098 · arxiv_version: 0709.4098v1 · doi: 10.48550/arxiv.0709.4098 · pith_short_12: 2UCL75DS2DOB · pith_short_16: 2UCL75DS2DOBQ2DX · pith_short_8: 2UCL75DS

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/2UCL75DS2DOBQ2DXNT4UYGFRQG \
  | 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: d504bff472d0dc1868776cf94c18b181a430aacc1f32dcd43c9d83998f620168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6260abfff3b167fea5550af060746f73665abe29a717e31d2abd082c56380748",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-26T08:18:19Z",
    "title_canon_sha256": "c5761ac309966af31d4bf970be0bfdfd4b07990c1515f7bfff9a26f3a37794be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.4098",
    "kind": "arxiv",
    "version": 1
  }
}