Pith Number

pith:MAQWRHKO

pith:2025:MAQWRHKOS62NBMFPMUT345TLQK

not attested not anchored not stored refs pending

Abundance Measurements of the Metal-poor M subdwarf LHS 174 Using High-resolution Optical Spectroscopy

David R. Coria, Kathryn V. Lester, Neda Hejazi, Sebastien Lepine, Thomas Nordlander, Wei-Chun Jao

arxiv:2504.20255 v2 · 2025-04-28 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MAQWRHKOS62NBMFPMUT345TLQK}

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	2026-07-05T10:56:39.815579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6021689d4e97b4d0b0af6527be766b828d93a68641fba062d071be5a25c5f7cd

Aliases

arxiv: 2504.20255 · arxiv_version: 2504.20255v2 · doi: 10.48550/arxiv.2504.20255 · pith_short_12: MAQWRHKOS62N · pith_short_16: MAQWRHKOS62NBMFP · pith_short_8: MAQWRHKO

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/MAQWRHKOS62NBMFPMUT345TLQK \
  | 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: 6021689d4e97b4d0b0af6527be766b828d93a68641fba062d071be5a25c5f7cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a30e0c41e646e175a8aa0ac61541126e000a8477f9659e9d2dfc7bf397cd3f1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-04-28T20:52:57Z",
    "title_canon_sha256": "aacbfb9ed94f30abecf74c4a7ad07f52d2366e86a6d484bf83590b44b50827dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20255",
    "kind": "arxiv",
    "version": 2
  }
}