Pith Number

pith:PYR2HU5W

pith:2023:PYR2HU5WG2EEODLKITWTRBFSA4

not attested not anchored not stored refs pending

Hunting for the candidates of misclassified sources in LSP BL Lacs using Machine learning

Qingwen Wu, Shi-Ju Kang, Yong-Gang Zheng

arxiv:2308.05794 v1 · 2023-08-10 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYR2HU5WG2EEODLKITWTRBFSA4}

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	2026-07-05T06:40:05.641000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e23a3d3b63688470d6a44ed3884b20717ee2fd44c1ffad69bf0e3f6f8d172be

Aliases

arxiv: 2308.05794 · arxiv_version: 2308.05794v1 · doi: 10.48550/arxiv.2308.05794 · pith_short_12: PYR2HU5WG2EE · pith_short_16: PYR2HU5WG2EEODLK · pith_short_8: PYR2HU5W

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/PYR2HU5WG2EEODLKITWTRBFSA4 \
  | 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: 7e23a3d3b63688470d6a44ed3884b20717ee2fd44c1ffad69bf0e3f6f8d172be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22434ac4331e898931cc7d408afa894f4550553deeb0412b748e59d7e7a7cba9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-08-10T18:00:00Z",
    "title_canon_sha256": "a8877fce928ddaf39510cb239864952ced2df925f45e92b6e500a13fdf378fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.05794",
    "kind": "arxiv",
    "version": 1
  }
}