Pith Number

pith:CXYKMVMK

pith:2022:CXYKMVMKBOY6QCXCJXNJ7PZBPQ

not attested not anchored not stored refs pending

An extensive study of blazar broad emission line: Changing-look blazars and Baldwin effect

Guohai Chen, Hubing Xiao, Junhui Fan, Liangjun Hu, Liping Fu, Shaohua Zhang, Zhihao Ouyang

arxiv:2208.10104 v1 · 2022-08-22 · 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{CXYKMVMKBOY6QCXCJXNJ7PZBPQ}

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	2026-07-05T04:59:30.940268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f0a6558a0bb1e80ae24dda9fbf217c0ce71671490629746ba52e7ebc7b1b44

Aliases

arxiv: 2208.10104 · arxiv_version: 2208.10104v1 · doi: 10.48550/arxiv.2208.10104 · pith_short_12: CXYKMVMKBOY6 · pith_short_16: CXYKMVMKBOY6QCXC · pith_short_8: CXYKMVMK

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/CXYKMVMKBOY6QCXCJXNJ7PZBPQ \
  | 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: 15f0a6558a0bb1e80ae24dda9fbf217c0ce71671490629746ba52e7ebc7b1b44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f03add4b21061b2e34f0b8542d11257927393fd68f31c469e2062b6ea38434",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-08-22T07:24:25Z",
    "title_canon_sha256": "d60b925ac59b30a84163ed05c42b35b34700152ca43f82a21741379754b2f6b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.10104",
    "kind": "arxiv",
    "version": 1
  }
}