Pith Number

pith:6WA2HYE4

pith:2023:6WA2HYE4IOJLJF4E6EYMZXGU3B

not attested not anchored not stored refs pending

Calibration of metallicity of LAMOST M dwarf stars Using FGK+M wide binaries

Bo Zhang, Chao Liu, Dan Qiu, Haijun Tian, Jiadong Li, Zexi Niu

arxiv:2312.12827 v1 · 2023-12-20 · 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{6WA2HYE4IOJLJF4E6EYMZXGU3B}

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	2026-07-05T07:26:27.204567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f581a3e09c4392b49784f130ccdcd4d86f6a2efb5cb74190bbdc38d945c83fc3

Aliases

arxiv: 2312.12827 · arxiv_version: 2312.12827v1 · doi: 10.48550/arxiv.2312.12827 · pith_short_12: 6WA2HYE4IOJL · pith_short_16: 6WA2HYE4IOJLJF4E · pith_short_8: 6WA2HYE4

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/6WA2HYE4IOJLJF4E6EYMZXGU3B \
  | 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: f581a3e09c4392b49784f130ccdcd4d86f6a2efb5cb74190bbdc38d945c83fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "972b272e9c40ce8eaf8b49889aa167286d1094afa7e63fea45d0942c5cdfd741",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-12-20T08:08:11Z",
    "title_canon_sha256": "c958f8cbfa545d169f576c8fbc447bc792db2ede26b074b9f21ce2e926fd65a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.12827",
    "kind": "arxiv",
    "version": 1
  }
}