Pith Number

pith:2HCUWZM5

pith:2016:2HCUWZM5EJTDUTCTDLDLXOCXR3

not attested not anchored not stored refs pending

Low Gas Fractions Connect Compact Star-Forming Galaxies to their z ~ 2 Quiescent Descendants

Benjamin J. Weiner, Christina C. Williams, Daniel P. Marrone, Justin S. Spilker, Katherine E. Whitaker, Rachel Bezanson

arxiv:1607.01785 v2 · 2016-07-06 · astro-ph.GA

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	2026-05-18T00:57:11.907279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1c54b659d22663a4c531ac6bbb8578eec5d3a703b5fa0eb518f2e4bebc20e86

Aliases

arxiv: 1607.01785 · arxiv_version: 1607.01785v2 · doi: 10.48550/arxiv.1607.01785 · pith_short_12: 2HCUWZM5EJTD · pith_short_16: 2HCUWZM5EJTDUTCT · pith_short_8: 2HCUWZM5

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/2HCUWZM5EJTDUTCTDLDLXOCXR3 \
  | 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: d1c54b659d22663a4c531ac6bbb8578eec5d3a703b5fa0eb518f2e4bebc20e86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cef1521012763fdb1874ce1727ce14702b8e8326f30d8ebe8501149f5484d00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-06T20:00:03Z",
    "title_canon_sha256": "7949e9137c5229a637668f8770f9ea7b4601ae000d61b828f42278eee61baf41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01785",
    "kind": "arxiv",
    "version": 2
  }
}