Pith Number

pith:XNWXZNMK

pith:2026:XNWXZNMKAGAWOPO7PXAJHXCCLJ

not attested not anchored not stored refs pending

Refining the Gaia DR3 Parallax Zero-point: A Hybrid Approach Combining Global Parametric Correction with Local Refinement

Keyu Zhu, Qiqi Wu, Qi Xu, Shilong Liao, Ye Ding, Zhaoxiang Qi

arxiv:2605.31402 v1 · 2026-05-29 · 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{XNWXZNMKAGAWOPO7PXAJHXCCLJ}

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	2026-06-01T02:04:03.487455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb6d7cb58a0181673ddf7dc093dc425a6ae422bef97db18bddd431d4d69bdab1

Aliases

arxiv: 2605.31402 · arxiv_version: 2605.31402v1 · doi: 10.48550/arxiv.2605.31402 · pith_short_12: XNWXZNMKAGAW · pith_short_16: XNWXZNMKAGAWOPO7 · pith_short_8: XNWXZNMK

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/XNWXZNMKAGAWOPO7PXAJHXCCLJ \
  | 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: bb6d7cb58a0181673ddf7dc093dc425a6ae422bef97db18bddd431d4d69bdab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04a66a6271c6c3dd88ce19d974ee578c333f029fffff0abf8e21df241a326e25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-05-29T15:05:24Z",
    "title_canon_sha256": "9bc2ceb4c942e9908a3c227a2c1822a7e420712d4e6e4809d14cc1c539bcbd07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31402",
    "kind": "arxiv",
    "version": 1
  }
}