Pith Number

pith:PPUN7WOG

pith:2019:PPUN7WOGPMWAIEE5EP36KQSWNQ

not attested not anchored not stored refs pending

The galaxy luminosity function in the LAMOST Complete Spectroscopic Survey of Pointing Area at the Southern Galactic Cap

Ali Luo, C.K. Xu, Fan Yang, Hailong Yuan, Haotong Zhang, Hong Wu, Jianrong Shi, Junjie Jin, Man I Lam, Ming Yang, Pinsong Zhao, Shiyin Shen, Xuebing Wu, Yinan Zhu, Yipeng Jing, Yongheng Zhao

arxiv:1903.07893 v1 · 2019-03-19 · 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{PPUN7WOGPMWAIEE5EP36KQSWNQ}

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	2026-07-05T00:01:44.941139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be8dfd9c67b2c04109d23f7e542566c073891be20e09aa280eb8b30debaeefe

Aliases

arxiv: 1903.07893 · arxiv_version: 1903.07893v1 · doi: 10.48550/arxiv.1903.07893 · pith_short_12: PPUN7WOGPMWA · pith_short_16: PPUN7WOGPMWAIEE5 · pith_short_8: PPUN7WOG

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/PPUN7WOGPMWAIEE5EP36KQSWNQ \
  | 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: 7be8dfd9c67b2c04109d23f7e542566c073891be20e09aa280eb8b30debaeefe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae0f9340aa83fd7f28ecc1f4a4d4402fc90a97b9bf7f772d340da2597f0f8831",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-19T09:12:23Z",
    "title_canon_sha256": "2be357c70ad63ffa88a85ff72048414b4fba13ed08785b288c0d3ec5798dec17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07893",
    "kind": "arxiv",
    "version": 1
  }
}