Pith Number

pith:QQZHIP4F

pith:2026:QQZHIP4F76XE4T2DLYRGCRJGUI

not attested not anchored not stored refs pending

Free-Running Waveguide-Integrated Single-Photon Avalanche Detectors for Visible Light

Alexander Ling, Anirudh R. Ramaseshan, Aswin Alexander, Jing Zhou, Soe M. Thar, Thomas Y. L. Ang, Victor Leong

arxiv:2606.22863 v1 · 2026-06-22 · 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{QQZHIP4F76XE4T2DLYRGCRJGUI}

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	2026-06-23T03:14:02.441499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8432743f85ffae4e4f435e22614526a203801cc945982c69019b61dffca86690

Aliases

arxiv: 2606.22863 · arxiv_version: 2606.22863v1 · doi: 10.48550/arxiv.2606.22863 · pith_short_12: QQZHIP4F76XE · pith_short_16: QQZHIP4F76XE4T2D · pith_short_8: QQZHIP4F

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/QQZHIP4F76XE4T2DLYRGCRJGUI \
  | 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: 8432743f85ffae4e4f435e22614526a203801cc945982c69019b61dffca86690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0891fc0d7b7a1d527f06ce351a5c75b1b8e6e9f7cc38cb7d369f5ddce882685e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-22T05:13:13Z",
    "title_canon_sha256": "3fa0862856263ba879974f344620129f936f3d50dc5a935863f1295db7605fc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22863",
    "kind": "arxiv",
    "version": 1
  }
}