Pith Number

pith:ZKXEZPUE

pith:2026:ZKXEZPUED6ECOIB5FOB5H4VW7C

not attested not anchored not stored refs pending

Mid-infrared nonlinear pinhole imaging

Heping Zeng, Jianan Fang, Kun Huang, Yanan Li, Zhuohang Wei

arxiv:2605.23154 v1 · 2026-05-22 · 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{ZKXEZPUED6ECOIB5FOB5H4VW7C}

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	2026-05-25T02:01:40.695214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caae4cbe841f8827203d2b83d3f2b6f8b159daf59b31d1c84a5bcbb07ff4ebcf

Aliases

arxiv: 2605.23154 · arxiv_version: 2605.23154v1 · doi: 10.48550/arxiv.2605.23154 · pith_short_12: ZKXEZPUED6EC · pith_short_16: ZKXEZPUED6ECOIB5 · pith_short_8: ZKXEZPUE

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/ZKXEZPUED6ECOIB5FOB5H4VW7C \
  | 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: caae4cbe841f8827203d2b83d3f2b6f8b159daf59b31d1c84a5bcbb07ff4ebcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb43092a208b823a1a466876243f51f1dd91780c6ea6a99d7e8593162250f8b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-22T02:00:39Z",
    "title_canon_sha256": "dcee3dd0fa63f97f4ddc10525286f646e95b1d01b5756f60845d46c384450951"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23154",
    "kind": "arxiv",
    "version": 1
  }
}