Pith Number

pith:IGDDKUSN

pith:2019:IGDDKUSNS3OMYRFN7TRNAVNXEP

not attested not anchored not stored refs pending

High-resolution spectroscopic analysis of a large sample of Li-rich giants found by LAMOST

Gang Zhao, Hongliang Yan, Jianrong Shi, Junbo Zhang, K. Pan, Qi Gao, S. Blanco-Cuaresma, Xiaodong Xu, Yutao Zhou

arxiv:1904.10738 v1 · 2019-04-24 · 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{IGDDKUSNS3OMYRFN7TRNAVNXEP}

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	2026-05-17T23:44:18.870364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

418635524d96dccc44adfce2d055b723e38d5dab44f9498242238cc0e4da3836

Aliases

arxiv: 1904.10738 · arxiv_version: 1904.10738v1 · doi: 10.48550/arxiv.1904.10738 · pith_short_12: IGDDKUSNS3OM · pith_short_16: IGDDKUSNS3OMYRFN · pith_short_8: IGDDKUSN

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/IGDDKUSNS3OMYRFN7TRNAVNXEP \
  | 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: 418635524d96dccc44adfce2d055b723e38d5dab44f9498242238cc0e4da3836

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a88cee560b7c3a75a0bc4802e205dc569c0f81e83fad87263e22c824c0910d14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-24T10:53:35Z",
    "title_canon_sha256": "4cd3381c20213707f1e18ecc66d7c4a3c6d81bd2d2499406fe3512251709a421"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10738",
    "kind": "arxiv",
    "version": 1
  }
}