Pith Number

pith:LZ5CTWJC

pith:2017:LZ5CTWJCJEWW6QVUR4QZPRFQUD

not attested not anchored not stored refs pending

Triggered massive star formation associated with the bubble HII region Sh2-39 (N5)

C. E. Cappa, J. Borissova, L. Bronfman, M. Gromadzki, N. U. Duronea

arxiv:1706.00987 v1 · 2017-06-03 · 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{LZ5CTWJCJEWW6QVUR4QZPRFQUD}

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	2026-05-18T00:34:18.136836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742

Aliases

arxiv: 1706.00987 · arxiv_version: 1706.00987v1 · doi: 10.48550/arxiv.1706.00987 · pith_short_12: LZ5CTWJCJEWW · pith_short_16: LZ5CTWJCJEWW6QVU · pith_short_8: LZ5CTWJC

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/LZ5CTWJCJEWW6QVUR4QZPRFQUD \
  | 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: 5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79816fed4c71f8d3995b31c2ec4595230b2128e39dbc5e9c03f8e33ae202a9d6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-03T18:14:55Z",
    "title_canon_sha256": "7754ef4363e063bb66478e6c4c55e8d24227cc745e9b84d80224832abb1a799b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00987",
    "kind": "arxiv",
    "version": 1
  }
}