Pith Number

pith:57FHNPRK

pith:2026:57FHNPRKLU6GIW7JLMPA7DCZPW

not attested not anchored not stored refs pending

A Two-level Radial-velocity Zero-point Calibration for LAMOST MRS with Gaia and APOGEE and a Value-added RV Catalogue

Haibo Yuan, Jinming Zhang

arxiv:2608.07962 v1 · 2026-08-08 · 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{57FHNPRKLU6GIW7JLMPA7DCZPW}

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	2026-08-11T01:21:14.562433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efca76be2a5d3c645be95b1e0f8c597dab9bd42af77ccba6644e0482fd1bd8f5

Aliases

arxiv: 2608.07962 · arxiv_version: 2608.07962v1 · doi: 10.48550/arxiv.2608.07962 · pith_short_12: 57FHNPRKLU6G · pith_short_16: 57FHNPRKLU6GIW7J · pith_short_8: 57FHNPRK

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/57FHNPRKLU6GIW7JLMPA7DCZPW \
  | 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: efca76be2a5d3c645be95b1e0f8c597dab9bd42af77ccba6644e0482fd1bd8f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb7cd22f9add040c24e48b38da11896f2de11da466524c2d4d2ab88d89074cd1",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-08T06:53:11Z",
    "title_canon_sha256": "9ad13820bd0254e76f78e75412700f40cda0149612587df09db9747f26205306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.07962",
    "kind": "arxiv",
    "version": 1
  }
}