Pith Number

pith:USM3Y5AU

pith:2017:USM3Y5AUM3UEBBSJEQNB4FVFC6

not attested not anchored not stored refs pending

Ages and masses of million Galactic disk main sequence turn-off and sub-giant stars from the LAMOST Galactic spectroscopic surveys

Bingqiu Chen, Chun Wang, Haibo Yuan, Huawei Zhang, Jianrong Shi, Juanjuan Ren, Maosheng Xiang, Xiaowei Liu, Yang Huang, Yaqian Wu, Yong Yang, Zhijia Tian, Zhiying Huo

arxiv:1707.06236 v1 · 2017-07-19 · 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{USM3Y5AUM3UEBBSJEQNB4FVFC6}

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	2026-05-18T00:36:28.455363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a499bc741466e8408649241a1e16a517b5beff1aaf0383535b4536af9e589312

Aliases

arxiv: 1707.06236 · arxiv_version: 1707.06236v1 · doi: 10.48550/arxiv.1707.06236 · pith_short_12: USM3Y5AUM3UE · pith_short_16: USM3Y5AUM3UEBBSJ · pith_short_8: USM3Y5AU

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/USM3Y5AUM3UEBBSJEQNB4FVFC6 \
  | 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: a499bc741466e8408649241a1e16a517b5beff1aaf0383535b4536af9e589312

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36363bdbc7d0bbe921ff9e6117fe53281527b79e2f40ffe19b6a7b46feaf6435",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-07-19T18:00:05Z",
    "title_canon_sha256": "ba73376cfa440e9b29ae5bf78775382b657576b5f9a1f27026f9feff4ffa79ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06236",
    "kind": "arxiv",
    "version": 1
  }
}