Pith Number

pith:7SNIVSQA

pith:2015:7SNIVSQAOBFCMKJY5AH2BCHL32

not attested not anchored not stored refs pending

Drama of HII regions: Clustered and Triggered Star Formation

Hong-Li Liu, Jinghua Yuan, Jin-Zeng Li, Ya-Fang Huang, Yuefang Wu

arxiv:1510.03689 v1 · 2015-10-11 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SNIVSQAOBFCMKJY5AH2BCHL32}

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	2026-05-18T01:30:16.467432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc9a8aca00704a262938e80fa088ebdeb2ce85a8f736f1df1354f090fee252eb

Aliases

arxiv: 1510.03689 · arxiv_version: 1510.03689v1 · doi: 10.48550/arxiv.1510.03689 · pith_short_12: 7SNIVSQAOBFC · pith_short_16: 7SNIVSQAOBFCMKJY · pith_short_8: 7SNIVSQA

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/7SNIVSQAOBFCMKJY5AH2BCHL32 \
  | 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: fc9a8aca00704a262938e80fa088ebdeb2ce85a8f736f1df1354f090fee252eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "765a6e90a65554965554dd1571d02c8e0cee50d765a52fb2bcf87b62fccae357",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-11T02:35:06Z",
    "title_canon_sha256": "cff7c8381dd4e865032651fc92fab6644a0cdf9b8fb6361716e3a060cede9d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03689",
    "kind": "arxiv",
    "version": 1
  }
}