Pith Number

pith:L7H5XI5T

pith:2026:L7H5XI5TPVAY2Q2735YC2M2MN2

not attested not anchored not stored refs pending

Phase-edge imaging using q-plate shifts for faster and simpler microscopy

Hirokazu Kobayashi, Jigme Zangpo, Ryo Yasuhara

arxiv:2605.21839 v1 · 2026-05-21 · 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{L7H5XI5TPVAY2Q2735YC2M2MN2}

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	2026-05-22T01:04:10.422230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fcfdba3b37d418d435fdf702d334c6e9173fe583d1cef3713ece67746b31737

Aliases

arxiv: 2605.21839 · arxiv_version: 2605.21839v1 · doi: 10.48550/arxiv.2605.21839 · pith_short_12: L7H5XI5TPVAY · pith_short_16: L7H5XI5TPVAY2Q27 · pith_short_8: L7H5XI5T

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/L7H5XI5TPVAY2Q2735YC2M2MN2 \
  | 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: 5fcfdba3b37d418d435fdf702d334c6e9173fe583d1cef3713ece67746b31737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2ec0e560e353e40d5113f1ace4ec6381b264ee7aa629b6378603a9df5593958",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-21T00:16:43Z",
    "title_canon_sha256": "f6a573452987e5bcacc571d2fcdc2ccd9fac6ef48931143813a0d3cd7144e98a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21839",
    "kind": "arxiv",
    "version": 1
  }
}