Pith Number

pith:LK5BUT2Q

pith:2011:LK5BUT2QIM7D4HKO7KTZIWUTWU

not attested not anchored not stored refs pending

The Astro-WISE Optical Image Pipeline: Development and Implementation

D.R. Boxhoorn, E.A. Valentijn, E.M. Helmich, G. Sikkema, G. Verdoes-Kleijn, J.P. McFarland

arxiv:1110.2509 v2 · 2011-10-11 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LK5BUT2QIM7D4HKO7KTZIWUTWU}

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	2026-05-18T04:10:58.300915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aba1a4f50433e3e1d4efaa7945a93b52d1a65306acc1f37bc56f0c7792d94ea

Aliases

arxiv: 1110.2509 · arxiv_version: 1110.2509v2 · doi: 10.48550/arxiv.1110.2509 · pith_short_12: LK5BUT2QIM7D · pith_short_16: LK5BUT2QIM7D4HKO · pith_short_8: LK5BUT2Q

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/LK5BUT2QIM7D4HKO7KTZIWUTWU \
  | 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: 5aba1a4f50433e3e1d4efaa7945a93b52d1a65306acc1f37bc56f0c7792d94ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b82b2024392ff6ec0c907116928c57fdc26145af42bc9830ced9d0397be4670",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-10-11T20:50:00Z",
    "title_canon_sha256": "32c5285b707ded98ea1a71b7ba2118e7b5cbf5f32f404b80e7d552917a349d19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2509",
    "kind": "arxiv",
    "version": 2
  }
}