Pith Number

pith:C6UNFAW4

pith:2026:C6UNFAW4IOVCPP26M5RGFITFAD

not attested not anchored not stored refs pending

Mid-infrared photon counting and resolving via efficient frequency upconversion

Heping Zeng, Jianan Fang, Kun Huang, Weiyan Kang, Ying Sun, Yinqi Wang

arxiv:2606.04313 v1 · 2026-06-03 · 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{C6UNFAW4IOVCPP26M5RGFITFAD}

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	2026-06-04T01:09:03.266152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a8d282dc43aa27bf5e676262a26500ec66eda61cf4aaac59ba6eb48a4ad15f

Aliases

arxiv: 2606.04313 · arxiv_version: 2606.04313v1 · doi: 10.48550/arxiv.2606.04313 · pith_short_12: C6UNFAW4IOVC · pith_short_16: C6UNFAW4IOVCPP26 · pith_short_8: C6UNFAW4

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/C6UNFAW4IOVCPP26M5RGFITFAD \
  | 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: 17a8d282dc43aa27bf5e676262a26500ec66eda61cf4aaac59ba6eb48a4ad15f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a8149cae4b1a4a1f758544fe18a4ff0880ea5e3fabf6f2132c4f8584e5c8568",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-03T00:40:02Z",
    "title_canon_sha256": "e943799099e8f975f33d58bf26280e5722c0a24ff103aaeb1de5349aaa161acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04313",
    "kind": "arxiv",
    "version": 1
  }
}