Pith Number

pith:QMZJ76QY

pith:2019:QMZJ76QYE6OSQFO254TKOPWUUR

not attested not anchored not stored refs pending

On the origin of very massive stars around NGC 3603

J. S. Vink, N. J. Bastian, R. A. Mendez, V. M. Kalari, W. de Wit

arxiv:1904.02126 v2 · 2019-04-03 · 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{QMZJ76QYE6OSQFO254TKOPWUUR}

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	2026-05-17T23:47:16.510141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83329ffa18279d2815daef26a73ed4a47a5d50fc87d3abd4f7e95431ab0a06fc

Aliases

arxiv: 1904.02126 · arxiv_version: 1904.02126v2 · doi: 10.48550/arxiv.1904.02126 · pith_short_12: QMZJ76QYE6OS · pith_short_16: QMZJ76QYE6OSQFO2 · pith_short_8: QMZJ76QY

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/QMZJ76QYE6OSQFO254TKOPWUUR \
  | 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: 83329ffa18279d2815daef26a73ed4a47a5d50fc87d3abd4f7e95431ab0a06fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2b8a569b7dd25ba63d262fb7790c34773787942b0c20ec5dfe6867c03d5fd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-03T17:43:25Z",
    "title_canon_sha256": "981b83fa0801a7ef5652508493f0541ad8d02eafec92c1dc7543d40ab76fd05b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02126",
    "kind": "arxiv",
    "version": 2
  }
}