Pith Number

pith:H4NJZKQO

pith:2018:H4NJZKQO2IBJO5GFJ4WMRX2KGF

not attested not anchored not stored refs pending

Violent quenching: molecular gas blown to 1000 km/s during a major merger

A. A. Kepley, A. L. Coil, A. M. Diamond-Stanic, C. Tremonti, G. Rudnick, J. E. Geach (Hertfordshire), J. Moustakas, P. H. Sell, R. C. Hickox, Yujin Yang

arxiv:1807.09789 v2 · 2018-07-25 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:02:31.560730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f1a9caa0ed2029774c54f2cc8df4a315a8d5e6c527a83585a1258b263d4fe13

Aliases

arxiv: 1807.09789 · arxiv_version: 1807.09789v2 · doi: 10.48550/arxiv.1807.09789 · pith_short_12: H4NJZKQO2IBJ · pith_short_16: H4NJZKQO2IBJO5GF · pith_short_8: H4NJZKQO

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/H4NJZKQO2IBJO5GFJ4WMRX2KGF \
  | 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: 3f1a9caa0ed2029774c54f2cc8df4a315a8d5e6c527a83585a1258b263d4fe13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a105b7115949993244808dcdce216fdd11adef1f52d23a3f1a54da075aadc5ae",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-25T18:00:06Z",
    "title_canon_sha256": "c6f26753ca9bd703db96b656f5a6bd4c79b4742e31a8e0f277e6d0193cf06d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09789",
    "kind": "arxiv",
    "version": 2
  }
}