Pith Number

pith:4QSXAFE5

pith:2016:4QSXAFE5O3U3OJTULZLZI65S35

not attested not anchored not stored refs pending

A Michelson-type Radio Interferometer for University Education

(2) NAOJ Chile, 3), (3) NAOJ, 4) ((1) Stony Brook, (4) Western Ontario), Gene Shafto (1), James Barrett (1), Jeff Slechta (1), Jin Koda, Masahiko Hayashi (3), Stanimir Metchev (1, Tetsuo Hasegawa (2

arxiv:1601.06161 v1 · 2016-01-22 · astro-ph.IM · 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{4QSXAFE5O3U3OJTULZLZI65S35}

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	2026-05-18T01:16:43.206431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42570149d76e9b726745e57947bb2df6eda9c720db3e41966039ff5ecca2e41

Aliases

arxiv: 1601.06161 · arxiv_version: 1601.06161v1 · doi: 10.48550/arxiv.1601.06161 · pith_short_12: 4QSXAFE5O3U3 · pith_short_16: 4QSXAFE5O3U3OJTU · pith_short_8: 4QSXAFE5

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/4QSXAFE5O3U3OJTULZLZI65S35 \
  | 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: e42570149d76e9b726745e57947bb2df6eda9c720db3e41966039ff5ecca2e41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb386cfa66278ab7a88803fc7133eb006a1d6f6e500544f0944ff6fc5fb0e789",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-01-22T21:00:00Z",
    "title_canon_sha256": "f9b5d9895ed309f3c558e8b928cc11c2963c63cd907d43e11a3462c7161235ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06161",
    "kind": "arxiv",
    "version": 1
  }
}