Pith Number

pith:PWWHL7YI

pith:2018:PWWHL7YIR4PA2KLT7IXQWIETIN

not attested not anchored not stored refs pending

Mass - metallicity relation and fundamental metallicity relation of metal-poor star-forming galaxies at $0.6<z<0.9$ from the eBOSS survey

Chi Huang (USTC), Hu Zou (NAOC), Min Bao (NNU), Qirong Yuan (NNU), Xu Kong (USTC), Xu Zhou (NAOC), Yizhou Gu (NNU), Yulong Gao (USTC), Zesen Lin (USTC), Zhixiong Liang (USTC)

arxiv:1810.08928 v1 · 2018-10-21 · 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{PWWHL7YIR4PA2KLT7IXQWIETIN}

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	2026-05-17T23:58:36.957026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dac75ff088f1e0d2973fa2f0b209343409cf07bab2a83c08bb90cc2e5366648

Aliases

arxiv: 1810.08928 · arxiv_version: 1810.08928v1 · doi: 10.48550/arxiv.1810.08928 · pith_short_12: PWWHL7YIR4PA · pith_short_16: PWWHL7YIR4PA2KLT · pith_short_8: PWWHL7YI

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/PWWHL7YIR4PA2KLT7IXQWIETIN \
  | 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: 7dac75ff088f1e0d2973fa2f0b209343409cf07bab2a83c08bb90cc2e5366648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8082e863217f58c3c01ffdc7062e0d23e30bb4b223ab610693ee60bb9cb68c4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-21T10:50:15Z",
    "title_canon_sha256": "97f88921920988b273c1ef3a057ea22c5142a4f026c0620bb2b55bc4b67f023a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08928",
    "kind": "arxiv",
    "version": 1
  }
}