Pith Number

pith:EYEWFH3D

pith:2024:EYEWFH3DZRJXHY7EO3L4WTKBHF

not attested not anchored not stored refs pending

LAMA: LAMOST Medium-Resolution Spectral Analysis Pipeline

Chun-Qian Li, Hong-Liang Yan, Jiang-Tao Wang, Jian-rong Shi, Ming-Yi Ding, Zhong-Rui Bai

arxiv:2407.13134 v1 · 2024-07-18 · astro-ph.SR · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYEWFH3DZRJXHY7EO3L4WTKBHF}

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	2026-07-05T08:45:34.257729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2609629f63cc5373e3e476d7cb4d41397604ac69f173e31b42f587f638bd0b87

Aliases

arxiv: 2407.13134 · arxiv_version: 2407.13134v1 · doi: 10.48550/arxiv.2407.13134 · pith_short_12: EYEWFH3DZRJX · pith_short_16: EYEWFH3DZRJXHY7E · pith_short_8: EYEWFH3D

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/EYEWFH3DZRJXHY7EO3L4WTKBHF \
  | 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: 2609629f63cc5373e3e476d7cb4d41397604ac69f173e31b42f587f638bd0b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "494e76be47b917bca4a87fc497b14561105642a2020a97068e88e5eb4e7ebf10",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-07-18T03:46:00Z",
    "title_canon_sha256": "eda323720722bfb28285f22c5962ec185a8d73dd9b204b82799444e75fe8f499"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.13134",
    "kind": "arxiv",
    "version": 1
  }
}