Pith Number

pith:GAHRV2WS

pith:2018:GAHRV2WSL54UXX6EECWRQYQWSS

not attested not anchored not stored refs pending

The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) Quasar Survey: the 4th and 5th Data Release

A.-L. Luo, Feige Wang, H.-L. Yuan, Jinyi Yang, Qian Yang, Ravi Joshi, Shiyin Shen, Su Yao, Wen Hou, Xiao Kong, Xiaotong Feng, Xiaoyi Dong, Xue-Bing Wu, Y.-H. Zhao, Y. L. Ai, Yuanqi Liu, Yuming Fu, Y.-X. Zhang

arxiv:1811.01570 v1 · 2018-11-05 · astro-ph.GA · astro-ph.CO · 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{GAHRV2WSL54UXX6EECWRQYQWSS}

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	2026-05-17T23:56:17.206375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

300f1aead25f794bdfc420ad1862169491eab6b2cbe1fbd6caf0831194e7639d

Aliases

arxiv: 1811.01570 · arxiv_version: 1811.01570v1 · doi: 10.48550/arxiv.1811.01570 · pith_short_12: GAHRV2WSL54U · pith_short_16: GAHRV2WSL54UXX6E · pith_short_8: GAHRV2WS

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/GAHRV2WSL54UXX6EECWRQYQWSS \
  | 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: 300f1aead25f794bdfc420ad1862169491eab6b2cbe1fbd6caf0831194e7639d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "283e237fe514adc907ef9772276eb8a505cc68eee8a832631e06334ca109c6eb",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-05T09:37:45Z",
    "title_canon_sha256": "13cf1210a4f59d6f9ae2c03916768a7401b7c9b461709f17b54792dfa73868db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01570",
    "kind": "arxiv",
    "version": 1
  }
}