Pith Number

pith:UTRHNSE4

pith:2020:UTRHNSE44WFZMSDA24W2OC34B3

not attested not anchored not stored refs pending

The Effect of Supernovae on the Turbulence and Dispersal of Molecular Clouds

{\AA}ke Nordlund, Liubin Pan, Paolo Padoan, Troels Haugb{\o}lle, Veli-Matti Pelkonen, Zu-Jia Lu

arxiv:2007.09518 v1 · 2020-07-18 · 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{UTRHNSE44WFZMSDA24W2OC34B3}

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	2026-07-05T01:56:00.401906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4e276c89ce58b964860d72da70b7c0ecd82aff85fcdde92d795d58d2c1480b5

Aliases

arxiv: 2007.09518 · arxiv_version: 2007.09518v1 · doi: 10.48550/arxiv.2007.09518 · pith_short_12: UTRHNSE44WFZ · pith_short_16: UTRHNSE44WFZMSDA · pith_short_8: UTRHNSE4

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/UTRHNSE44WFZMSDA24W2OC34B3 \
  | 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: a4e276c89ce58b964860d72da70b7c0ecd82aff85fcdde92d795d58d2c1480b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c83b187c2fabf752aef34d8c041feb5bf36869ab0d64bb89b78145aaac4c4f1f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-07-18T21:09:23Z",
    "title_canon_sha256": "92282d9cc80840f4b8e623ac2ab33c69d5197b27729480b8dc0ae13012f0b668"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09518",
    "kind": "arxiv",
    "version": 1
  }
}