Pith Number

pith:SQGOED42

pith:2026:SQGOED42BOIAVWVWES2ROXEYCU

not attested not anchored not stored refs pending

High-resolution mid-infrared single-photon upconversion ranging

Ben Sun, E Wu, Heping Zeng, Jianan Fang, Kun Huang, Ming Yan, Qiang Hao, Shuhong Jiang, Tingting Yu, Yan Liang

arxiv:2605.26455 v1 · 2026-05-26 · 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{SQGOED42BOIAVWVWES2ROXEYCU}

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	2026-05-27T01:05:18.889247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

940ce20f9a0b900adab624b5175c98150f968ef99f206227cdff9bb2c4eec847

Aliases

arxiv: 2605.26455 · arxiv_version: 2605.26455v1 · doi: 10.48550/arxiv.2605.26455 · pith_short_12: SQGOED42BOIA · pith_short_16: SQGOED42BOIAVWVW · pith_short_8: SQGOED42

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/SQGOED42BOIAVWVWES2ROXEYCU \
  | 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: 940ce20f9a0b900adab624b5175c98150f968ef99f206227cdff9bb2c4eec847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "445bb6a8570a25e0195db416ff3a847cbc5daa511f8c7548666f1a7248ed10b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-26T02:11:23Z",
    "title_canon_sha256": "63e9662d097490ae6789b19817da6f7689d3cea4523df8a2419c4fa170fc9aad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26455",
    "kind": "arxiv",
    "version": 1
  }
}