Pith Number

pith:DYHS4KXT

pith:2018:DYHS4KXT6UX3G5XKMA3JPXK37J

not attested not anchored not stored refs pending

The 1.4 mm core of Centaurus A: First VLBI results with the South Pole Telescope

Alan L. Roy, Chi H. Nguyen, Christopher Beaudoin, Christopher H. Greer, Cornelia M\"uller, Daniel P. Marrone, Dirk Muders, Eduardo Ros, Geoffrey B. Crew, J. Anton Zensus, Jan Wagner, Jason SooHoo, Jason W. Henning, Jay Blanchard, John E. Carlstrom, Jonathan Weintroub, Junhan Kim, Keiichi Asada, Laura Vertatschitsch, Makoto Inoue, Mark A. Gurwell, Michael Titus, Ming-Tang Chen, Remo P. J. Tilanus, Ru-Sen Lu, Ryan Keisler, Sheperd S. Doeleman, Thomas M. Crawford, Thomas P. Krichbaum, Vincent L. Fish

arxiv:1805.09344 v1 · 2018-05-23 · astro-ph.HE

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	2026-05-18T00:09:59.058986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e0f2e2af3f52fb376ea603697dd5bfa4ed302072a669c23a75cf247a9c96853

Aliases

arxiv: 1805.09344 · arxiv_version: 1805.09344v1 · doi: 10.48550/arxiv.1805.09344 · pith_short_12: DYHS4KXT6UX3 · pith_short_16: DYHS4KXT6UX3G5XK · pith_short_8: DYHS4KXT

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/DYHS4KXT6UX3G5XKMA3JPXK37J \
  | 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: 1e0f2e2af3f52fb376ea603697dd5bfa4ed302072a669c23a75cf247a9c96853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bebca2d578c16e27adc0f7073d5d2d653a98a122a7845d09b0bab9cf0b44e22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-23T18:00:10Z",
    "title_canon_sha256": "5eb8c8b78591355cdc3460753685362ad557b002c75ba374f5e962b01cd7c36c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09344",
    "kind": "arxiv",
    "version": 1
  }
}