Pith Number

pith:JH2Q6LDW

pith:2022:JH2Q6LDWNWLP6H7ERSIYRZ6GVC

not attested not anchored not stored refs pending

SQUAB I: The first release of Strange QUasar candidates with ABnormal astrometric characteristics from Gaia EDR3 and SDSS

Qi-Qi Wu, Shi-Long Liao, Tao An, Xiang Ji, Ying-Kang Zhang, Zhao-Xiang Qi, Zhen-Ya Zheng Ru-Qiu Lin

arxiv:2203.03197 v1 · 2022-03-07 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JH2Q6LDWNWLP6H7ERSIYRZ6GVC}

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	2026-07-05T04:02:41.467747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49f50f2c766d96ff1fe48c9188e7c6a8aefae49a5980134115c5fcc1f04f3e73

Aliases

arxiv: 2203.03197 · arxiv_version: 2203.03197v1 · doi: 10.48550/arxiv.2203.03197 · pith_short_12: JH2Q6LDWNWLP · pith_short_16: JH2Q6LDWNWLP6H7E · pith_short_8: JH2Q6LDW

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/JH2Q6LDWNWLP6H7ERSIYRZ6GVC \
  | 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: 49f50f2c766d96ff1fe48c9188e7c6a8aefae49a5980134115c5fcc1f04f3e73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f0d2943628e4e8e95b1d1be9982bbedaec2ab33becc18a2e61d66d319ebd06e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-03-07T08:10:17Z",
    "title_canon_sha256": "f7ad803abb10ac7aef3a23fb4332575316267d17a73827dcb8e52582eb605387"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03197",
    "kind": "arxiv",
    "version": 1
  }
}