Pith Number

pith:ZGY2URNY

pith:2026:ZGY2URNYHLZWGLM24Z72PK3F7D

not attested not anchored not stored refs pending

Multi-channel free-space optical convolutions with incoherent light

Alexander Song, Peer Fischer, Sai Nikhilesh Murty Kottapalli

arxiv:2606.07265 v1 · 2026-06-05 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGY2URNYHLZWGLM24Z72PK3F7D}

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	2026-06-08T01:05:16.654649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9b1aa45b83af3632d9ae67fa7ab65f8eac278b61a7350c9693d3e207dbd75cd

Aliases

arxiv: 2606.07265 · arxiv_version: 2606.07265v1 · doi: 10.48550/arxiv.2606.07265 · pith_short_12: ZGY2URNYHLZW · pith_short_16: ZGY2URNYHLZWGLM2 · pith_short_8: ZGY2URNY

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/ZGY2URNYHLZWGLM24Z72PK3F7D \
  | 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: c9b1aa45b83af3632d9ae67fa7ab65f8eac278b61a7350c9693d3e207dbd75cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0ad0d7701a4c16d9f4865362f7d652c49adc674187f0c83e450d3c7c3495585",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-05T13:39:56Z",
    "title_canon_sha256": "b1fc79352da3a7548080b548a4afa3fe3540bcf8bba6f06a2a0f9a9823924cd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07265",
    "kind": "arxiv",
    "version": 1
  }
}