Pith Number

pith:WKRULLKO

pith:2019:WKRULLKOYXDRUFN42YCFWZCZ5A

not attested not anchored not stored refs pending

Astroalign: A Python module for astronomical image registration

Bruno Sanchez, Juan B. Cabral, Martin Beroiz

arxiv:1909.02946 v2 · 2019-09-06 · astro-ph.IM · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKRULLKOYXDRUFN42YCFWZCZ5A}

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.

Cited by

1 paper in Pith

PyLMT: A transient detection pipeline for the 4-m International Liquid Mirror Telescope

Receipt and verification

First computed	2026-07-05T01:04:59.983512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2a345ad4ec5c71a15bcd6045b6459e83ae2f2442a44d0b4d43f8befb185fe79

Aliases

arxiv: 1909.02946 · arxiv_version: 1909.02946v2 · doi: 10.48550/arxiv.1909.02946 · pith_short_12: WKRULLKOYXDR · pith_short_16: WKRULLKOYXDRUFN4 · pith_short_8: WKRULLKO

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/WKRULLKOYXDRUFN42YCFWZCZ5A \
  | 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: b2a345ad4ec5c71a15bcd6045b6459e83ae2f2442a44d0b4d43f8befb185fe79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee3a34c230c1a497473881d65a60f54cf87fcc41381737c323bd2ebd2ef83a36",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-09-06T14:56:51Z",
    "title_canon_sha256": "66c10a2572b3659441f2fa7207ea01db390d4989bf4c0740cd7a3bba77281ab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02946",
    "kind": "arxiv",
    "version": 2
  }
}