Pith Number

pith:VYBZEFPD

pith:2018:VYBZEFPDP7CCMPGL5S2UHVWXIR

not attested not anchored not stored refs pending

Exploring the Variability of the Flat Spectrum Radio Source 1633+382. II: Physical Properties

Bindu Rani, Dae-Won Kim, Do-Young Byun, Guang-Yao Zhao, Jae-Young Kim, Jeffrey Hodgson, Jeong-Sook Kim, Jong-Ho Park, Juan-Carlos Algaba, Kiyoaki Wajima, Mark Gurwell, Motoki Kino, Sang-Sung Lee, Sascha Trippe, Sin-Cheol Kang, Soon-Wook Kim

arxiv:1805.02849 v1 · 2018-05-08 · astro-ph.HE · 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{VYBZEFPDP7CCMPGL5S2UHVWXIR}

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	2026-05-18T00:13:25.730370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae039215e37fc4263ccbecb543d6d74477e2841e0687cb3d55b9269ec3a45474

Aliases

arxiv: 1805.02849 · arxiv_version: 1805.02849v1 · doi: 10.48550/arxiv.1805.02849 · pith_short_12: VYBZEFPDP7CC · pith_short_16: VYBZEFPDP7CCMPGL · pith_short_8: VYBZEFPD

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/VYBZEFPDP7CCMPGL5S2UHVWXIR \
  | 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: ae039215e37fc4263ccbecb543d6d74477e2841e0687cb3d55b9269ec3a45474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4daeb46047c337c125715f6a4a5f432748e319921265541d61d864f3950b8b6a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-08T06:14:33Z",
    "title_canon_sha256": "ac068cc4aa97686f021fa8b92091fa9a8060ccd9c434ed4e3126e16174eceb35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02849",
    "kind": "arxiv",
    "version": 1
  }
}