Pith Number

pith:V4T7PKRL

pith:2014:V4T7PKRLLVED2BXSDAYCL4SXB5

not attested not anchored not stored refs pending

High-performance 3D waveguide architecture for astronomical pupil-remapping interferometry

Barnaby Norris, Jon S. Lawrence, Michael J. Withford, Ned Charles, Nemanja Jovanovic, Nick Cvetojevic, Paul N. Stewart, Peter Tuthill, Simon Gross

arxiv:1405.7428 v1 · 2014-05-29 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4T7PKRLLVED2BXSDAYCL4SXB5}

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	2026-05-18T01:43:05.143578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af27f7aa2b5d483d06f2183025f2570f71178ea6da99756f4a9bc2737391f6b8

Aliases

arxiv: 1405.7428 · arxiv_version: 1405.7428v1 · doi: 10.48550/arxiv.1405.7428 · pith_short_12: V4T7PKRLLVED · pith_short_16: V4T7PKRLLVED2BXS · pith_short_8: V4T7PKRL

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/V4T7PKRLLVED2BXSDAYCL4SXB5 \
  | 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: af27f7aa2b5d483d06f2183025f2570f71178ea6da99756f4a9bc2737391f6b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c1bc4d1ac3f013548bf0462821608120f7353720812641c315e9933f67e7bcb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-05-29T00:11:19Z",
    "title_canon_sha256": "fc6d468932d00743546dc907fbda476ad3bc9e034beade9eda3f22784ea8757d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7428",
    "kind": "arxiv",
    "version": 1
  }
}