Pith Number

pith:Y3AH6WVE

pith:2019:Y3AH6WVENQCCYPCG7H7DB6LSJA

not attested not anchored not stored refs pending

Ages and Masses of 0.64 million Red Giant Branch stars from the LAMOST Galactic Spectroscopic Survey

Bingqiu Chen, Chun Wang, Gang Zhao, Haibo Yuan, Jianrong Shi, Jinghua Zhang, Kang Liu, Maosheng Xiang, Shaolan Bi, Xianfei Zhang, Xiaowei Liu, Yaguang Li, Yang Huang, Yaqian Wu, Zhijia Tian, Zhiying Huo

arxiv:1901.07233 v1 · 2019-01-22 · 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{Y3AH6WVENQCCYPCG7H7DB6LSJA}

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	2026-05-17T23:52:38.298909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c07f5aa46c042c3c46f9fe30f97248057ea8a47dfa1d5eb67b34cd008cce7b

Aliases

arxiv: 1901.07233 · arxiv_version: 1901.07233v1 · doi: 10.48550/arxiv.1901.07233 · pith_short_12: Y3AH6WVENQCC · pith_short_16: Y3AH6WVENQCCYPCG · pith_short_8: Y3AH6WVE

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/Y3AH6WVENQCCYPCG7H7DB6LSJA \
  | 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: c6c07f5aa46c042c3c46f9fe30f97248057ea8a47dfa1d5eb67b34cd008cce7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22c59fa734012ae368022ac13876d81ba64cc8382d35aca655b0ac8d94f224ed",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-22T10:02:54Z",
    "title_canon_sha256": "24e3a712d5c8b981a4394c7eb3f88c4d9bbeb24bcee2c0776be22b53db3422ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07233",
    "kind": "arxiv",
    "version": 1
  }
}