Pith Number

pith:GKKN4BQL

pith:2017:GKKN4BQL7KACHVAYC4WX4ALHUE

not attested not anchored not stored refs pending

Bar quenching in gas-rich galaxies

F. Combes, M. D. Lehnert, M. Haywood, P. Di Matteo, S. Khoperskov

arxiv:1709.03604 v1 · 2017-09-11 · 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	2026-05-18T00:26:28.817920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3294de060bfa8023d418172d7e0167a109c0591ff8585196bfe74ab945cfe292

Aliases

arxiv: 1709.03604 · arxiv_version: 1709.03604v1 · doi: 10.48550/arxiv.1709.03604 · pith_short_12: GKKN4BQL7KAC · pith_short_16: GKKN4BQL7KACHVAY · pith_short_8: GKKN4BQL

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/GKKN4BQL7KACHVAYC4WX4ALHUE \
  | 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: 3294de060bfa8023d418172d7e0167a109c0591ff8585196bfe74ab945cfe292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44dfd79f14e3db326048e96df2cb399bae247cdb0ec4baeab118aec874923ec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-11T21:26:53Z",
    "title_canon_sha256": "d190b083ce155544cf6114acd3f3abcf2ed556fdf24018d32fa995130afe292d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03604",
    "kind": "arxiv",
    "version": 1
  }
}