Pith Number

pith:QF44RBCJ

pith:2018:QF44RBCJJWQBP2LXAUILQPD2NK

not attested not anchored not stored refs pending

Analysis of Stellar Spectra from LAMOST DR5 with Generative Spectrum Networks

Chen Jian-Jun, Chen Xiang-Lei, Du Bing, Hou Wen, Luo A-li, Lu Yan, Qin Li, Song Yi-Han, Wang Rui, Wu Ke-Fei, Zhang Shuo, Zuo Fang

arxiv:1811.08207 v1 · 2018-11-20 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QF44RBCJJWQBP2LXAUILQPD2NK}

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	2026-05-17T23:55:53.961517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8179c884494da017e9770510b83c7a6ab8fdb5e2a5d4f861b5e97a205e386ca7

Aliases

arxiv: 1811.08207 · arxiv_version: 1811.08207v1 · doi: 10.48550/arxiv.1811.08207 · pith_short_12: QF44RBCJJWQB · pith_short_16: QF44RBCJJWQBP2LX · pith_short_8: QF44RBCJ

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/QF44RBCJJWQBP2LXAUILQPD2NK \
  | 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: 8179c884494da017e9770510b83c7a6ab8fdb5e2a5d4f861b5e97a205e386ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ba6d916953a0984333f1ad9184bc597ef3a4dad52c015accfc713cfd249ab71",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-20T12:30:11Z",
    "title_canon_sha256": "c813a87127834f710113f327ef48789bce9554617764760d95a5928a6039bb78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08207",
    "kind": "arxiv",
    "version": 1
  }
}