Pith Number

pith:YZ2AUKQB

pith:2015:YZ2AUKQBGRTI2H6ZOE7SJSMSXU

not attested not anchored not stored refs pending

On the metallicity gradients of the Galactic disk as revealed by LSS-GAC red clump stars

Bing-Qiu Chen, Chun Wang, Hai-Bo Yuan, Hua-Wei Zhang, Juan-Juan Ren, Mao-Sheng Xiang, Ming Yang, Ning-Chen Sun, Xiao-Wei Liu, Yang Huang (Peking University), Yong-Hui Hou, Yong Zhang, Yue-Fei Wang

arxiv:1505.08065 v1 · 2015-05-29 · 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{YZ2AUKQBGRTI2H6ZOE7SJSMSXU}

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	2026-05-18T01:59:59.856362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6740a2a0134668d1fd9713f24c992bd3bc1d5264d7d044196ea0f63245a8130

Aliases

arxiv: 1505.08065 · arxiv_version: 1505.08065v1 · doi: 10.48550/arxiv.1505.08065 · pith_short_12: YZ2AUKQBGRTI · pith_short_16: YZ2AUKQBGRTI2H6Z · pith_short_8: YZ2AUKQB

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/YZ2AUKQBGRTI2H6ZOE7SJSMSXU \
  | 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: c6740a2a0134668d1fd9713f24c992bd3bc1d5264d7d044196ea0f63245a8130

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c42b3cc6da63d110651b9fc546e0e5f8e7c0bf719d2e4a22272273eef7ae185",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-29T14:36:17Z",
    "title_canon_sha256": "1b9449b421e444081a2b0be99271078754bf9a0ae0feb0b293edf40f533259bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.08065",
    "kind": "arxiv",
    "version": 1
  }
}