Pith Number

pith:ER7TMGCH

pith:2024:ER7TMGCHAXQK2VTDD3HNPWTJUV

not attested not anchored not stored refs pending

How to coadd images: II. Anti-aliasing and PSF deconvolution

Cheng cheng, Dezi Liu, Guoliang Li, Han Qu, Huanyuan Shan, Lei Wang, Lin Nie, Wenwen Zheng, Xi Kang, Yushan Xie, Zhaojun Yan

arxiv:2402.18010 v1 · 2024-02-28 · 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{ER7TMGCHAXQK2VTDD3HNPWTJUV}

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	2026-07-05T07:50:10.843297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

247f36184705e0ad56631eced7da69a572de50a5d2179ada59f0367a24085567

Aliases

arxiv: 2402.18010 · arxiv_version: 2402.18010v1 · doi: 10.48550/arxiv.2402.18010 · pith_short_12: ER7TMGCHAXQK · pith_short_16: ER7TMGCHAXQK2VTD · pith_short_8: ER7TMGCH

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/ER7TMGCHAXQK2VTDD3HNPWTJUV \
  | 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: 247f36184705e0ad56631eced7da69a572de50a5d2179ada59f0367a24085567

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a06f85f2d4bcf9acd917ae0b67447195ec7066a15857d4560e1cfb1ec331068",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-02-28T03:05:48Z",
    "title_canon_sha256": "11570c54a084e296f20a3a5e07eb5256807f73a25d43db907fc8dfdde1ac99ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.18010",
    "kind": "arxiv",
    "version": 1
  }
}