Pith Number

pith:OUMPW7TN

pith:2016:OUMPW7TNTXSOLNX7BOCY7RXL5B

not attested not anchored not stored refs pending

Comparing Young Massive Clusters and their Progenitor Clouds in the Milky Way

D. L. Walker, H. B. Liu, J. M. D. Kruijssen, J. M. Rathborne, N. Bastian, R. Galv\'an-Madrid, S. N. Longmore

arxiv:1602.02762 v1 · 2016-02-08 · 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{OUMPW7TNTXSOLNX7BOCY7RXL5B}

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	2026-05-18T01:20:38.143573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7518fb7e6d9de4e5b6ff0b858fc6ebe869d1d89493e082db086c17bef1a4e93c

Aliases

arxiv: 1602.02762 · arxiv_version: 1602.02762v1 · doi: 10.48550/arxiv.1602.02762 · pith_short_12: OUMPW7TNTXSO · pith_short_16: OUMPW7TNTXSOLNX7 · pith_short_8: OUMPW7TN

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/OUMPW7TNTXSOLNX7BOCY7RXL5B \
  | 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: 7518fb7e6d9de4e5b6ff0b858fc6ebe869d1d89493e082db086c17bef1a4e93c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63f0f2e727df039ea8ccf99ab0609986aed4b049c0c62920be44359019709e7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-02-08T21:00:05Z",
    "title_canon_sha256": "d734888e941f7ec6299889a8100035e1e5e414555c85035dcd0eecc5520c1b5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02762",
    "kind": "arxiv",
    "version": 1
  }
}