Pith Number

pith:OPFJZV4M

pith:2011:OPFJZV4M776J67FPKS4EKEK5CA

not attested not anchored not stored refs pending

Automatic Determination of Stellar Atmospheric Parameters and Construction of Stellar Spectral Templates of the Guoshoujing Telescope (LAMOST)

A-Li Luo, Haining Li, Haotong Zhang, Jianjun Chen, Jiannan Zhang, Jianrong Shi, Peng Wei, Philippe Prugniel, Weixiang Dong, Yanchun Liang, Yongheng Zhao, Yue Wu, Zhongrui Bai

arxiv:1105.2681 v1 · 2011-05-13 · 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{OPFJZV4M776J67FPKS4EKEK5CA}

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	2026-05-18T02:01:58.657460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73ca9cd78cfffc9f7caf54b845115d1019fcfcb74eec1b7aef86076d1ce0cf73

Aliases

arxiv: 1105.2681 · arxiv_version: 1105.2681v1 · doi: 10.48550/arxiv.1105.2681 · pith_short_12: OPFJZV4M776J · pith_short_16: OPFJZV4M776J67FP · pith_short_8: OPFJZV4M

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/OPFJZV4M776J67FPKS4EKEK5CA \
  | 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: 73ca9cd78cfffc9f7caf54b845115d1019fcfcb74eec1b7aef86076d1ce0cf73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39147d290be3b458fcb3965c78b8f0f74db8c94dfa39cb73fb04a555bda54c5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-13T10:23:59Z",
    "title_canon_sha256": "e8eb5a4acb8c2dda1c71f40a0701acdf3cb78fd3d15820f13a0d8d5cf4735629"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2681",
    "kind": "arxiv",
    "version": 1
  }
}