Pith Number

pith:4DBURSQL

pith:2017:4DBURSQL2PDF3AM6LZRT6PWGA5

not attested not anchored not stored refs pending

Searching for initial stage of massive star formation around the H II region G18.2-0.3

Chuan-Peng Zhang, Guo-Yin Zhang, Jing-Hua Yuan, Jin-Long Xu, Jun-Jie Wang, Li-Ping He, Nai-Ping Yu, Nan Li, Xiao-Lan Liu

arxiv:1703.02364 v1 · 2017-03-07 · astro-ph.GA · 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{4DBURSQL2PDF3AM6LZRT6PWGA5}

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	2026-05-18T00:42:58.152672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0c348ca0bd3c65d819e5e633f3ec60743a972efa8d6c27da475ba7e9dd72490

Aliases

arxiv: 1703.02364 · arxiv_version: 1703.02364v1 · doi: 10.48550/arxiv.1703.02364 · pith_short_12: 4DBURSQL2PDF · pith_short_16: 4DBURSQL2PDF3AM6 · pith_short_8: 4DBURSQL

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/4DBURSQL2PDF3AM6LZRT6PWGA5 \
  | 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: e0c348ca0bd3c65d819e5e633f3ec60743a972efa8d6c27da475ba7e9dd72490

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1db89ba97442e932c47097694f7ec5ee0c02bbe7053cb9186e5084cddc5ad3e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-03-07T13:08:43Z",
    "title_canon_sha256": "4cf85e4a3a6ee83a46af13ae288e99be7f42a250bf8ba9e52fe4bda0a0ff662f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02364",
    "kind": "arxiv",
    "version": 1
  }
}