Pith Number

pith:KYRL5QZP

pith:2018:KYRL5QZPPAVVUYWGHUCA4LZELX

not attested not anchored not stored refs pending

Multiplexed Holographic Aperture Masking with liquid-crystal geometric phase masks

Barnaby Norris, Christoph U. Keller, David S. Doelman, Emiel H. Por, Frans Snik, Michael J. Escuti, Michael J. Wilby, Peter Tuthill

arxiv:1808.00751 v1 · 2018-08-02 · 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{KYRL5QZPPAVVUYWGHUCA4LZELX}

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	2026-05-18T00:09:03.518209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5622bec32f782b5a62c63d040e2f245dca6c5619c3f3758865cde3e0e42630d3

Aliases

arxiv: 1808.00751 · arxiv_version: 1808.00751v1 · doi: 10.48550/arxiv.1808.00751 · pith_short_12: KYRL5QZPPAVV · pith_short_16: KYRL5QZPPAVVUYWG · pith_short_8: KYRL5QZP

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/KYRL5QZPPAVVUYWGHUCA4LZELX \
  | 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: 5622bec32f782b5a62c63d040e2f245dca6c5619c3f3758865cde3e0e42630d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "538fbda59a14aa8a4c32ee67e27f92ac6cd2138fb37a0f8867b060aac0d31e3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-02T10:23:20Z",
    "title_canon_sha256": "62dda5419257d1f2afd88dace7af3cbdd2aa8f4e95b329e2bc6278255e6aa1cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00751",
    "kind": "arxiv",
    "version": 1
  }
}