Pith Number

pith:JOW4JMUP

pith:2021:JOW4JMUPMT4KKDJPG6CNAHDKWC

not attested not anchored not stored refs pending

Towards the impact of GMC collisions on the star formation rate

Glen H. Hunter, Paul C. Clark, Ralf S. Klessen, Simon C. O. Glover

arxiv:2109.06195 v2 · 2021-09-13 · 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{JOW4JMUPMT4KKDJPG6CNAHDKWC}

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	2026-07-05T05:32:28.760572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4badc4b28f64f8a50d2f3784d01c6ab0a8eb8f5352e78323d675a92513ed5816

Aliases

arxiv: 2109.06195 · arxiv_version: 2109.06195v2 · doi: 10.48550/arxiv.2109.06195 · pith_short_12: JOW4JMUPMT4K · pith_short_16: JOW4JMUPMT4KKDJP · pith_short_8: JOW4JMUP

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/JOW4JMUPMT4KKDJPG6CNAHDKWC \
  | 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: 4badc4b28f64f8a50d2f3784d01c6ab0a8eb8f5352e78323d675a92513ed5816

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67cf540a87d66f4864881d0d07578eaa86ea57d3d3255fed5c4b274b01338f76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-09-13T18:00:01Z",
    "title_canon_sha256": "14ecf84124b4936628ef2d3cc32f439db5f1d3b6df5d3e5afe109560f9cbd05f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.06195",
    "kind": "arxiv",
    "version": 2
  }
}