Pith Number

pith:FM3G573D

pith:2026:FM3G573DF7AZYIBJTQTGXVGNFG

not attested not anchored not stored refs pending

Optical-morphology-based assessment of astrometric quality in Gaia-CRF3 quasars

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

arxiv:2606.10655 v1 · 2026-06-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FM3G573DF7AZYIBJTQTGXVGNFG}

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	2026-06-10T01:10:32.623282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b366eff632fc19c20299c266bd4cd29bfdd9904ee0475ea6ffb56f04963b136

Aliases

arxiv: 2606.10655 · arxiv_version: 2606.10655v1 · doi: 10.48550/arxiv.2606.10655 · pith_short_12: FM3G573DF7AZ · pith_short_16: FM3G573DF7AZYIBJ · pith_short_8: FM3G573D

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/FM3G573DF7AZYIBJTQTGXVGNFG \
  | 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: 2b366eff632fc19c20299c266bd4cd29bfdd9904ee0475ea6ffb56f04963b136

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28ce94e22440dab1a0ef0a58217cfc0b1b89528dfc7c01990f9a44e1a697504d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-09T10:02:52Z",
    "title_canon_sha256": "55869498f18be56cd5db3f7750d3a3742b73a9765ef3960dc5fdc46b897df593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10655",
    "kind": "arxiv",
    "version": 1
  }
}