Pith Number

pith:KWQ7NUVQ

pith:2001:KWQ7NUVQLIUCXMSC5ETGEBVYEX

not attested not anchored not stored refs pending

Cosmic-Ray Rejection by Laplacian Edge Detection

Pieter G. van Dokkum

arxiv:astro-ph/0108003 v1 · 2001-08-01 · 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{KWQ7NUVQLIUCXMSC5ETGEBVYEX}

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

Optical observations of candidate host galaxies of eight fast X-ray transients

Receipt and verification

First computed	2026-05-18T04:16:39.974024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55a1f6d2b05a282bb242e9266206b825cb053a3da69e63bf80d3da382991426e

Aliases

arxiv: astro-ph/0108003 · arxiv_version: astro-ph/0108003v1 · doi: 10.48550/arxiv.astro-ph/0108003 · pith_short_12: KWQ7NUVQLIUC · pith_short_16: KWQ7NUVQLIUCXMSC · pith_short_8: KWQ7NUVQ

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/KWQ7NUVQLIUCXMSC5ETGEBVYEX \
  | 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: 55a1f6d2b05a282bb242e9266206b825cb053a3da69e63bf80d3da382991426e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "080044ee556116770d2c73e9e66035ffcff96e229874f2ae97a32e6d5f3e87d2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-08-01T17:29:16Z",
    "title_canon_sha256": "fc6d03ec30ef7e4d36ba21bea95e41499e2c2b3520922d6108feb10b4fee1453"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0108003",
    "kind": "arxiv",
    "version": 1
  }
}