Pith Number

pith:M66C7YTR

pith:2026:M66C7YTRDR545LSYGXD4SUZ547

not attested not anchored not stored refs pending

Mid-infrared high-sensitive cavity-free in-situ CO gas sensing based on up-conversion detection

Bao-Sen Shi, Bo-Wen Liu, Fan Yang, He Zhang, Jin-Peng Li, Xiao-Hua Wang, Yan Li, Yin-Hai Li, Zhao-Qi-Zhi Han, Zheng-He Zhou, Zhi-Yuan Zhou

arxiv:2601.15981 v2 · 2026-01-22 · physics.optics · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M66C7YTRDR545LSYGXD4SUZ547}

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	2026-05-21T02:04:57.539975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67bc2fe2711c7bceae5835c7c9533de7eb1a6bd20cc380676de375f834440c64

Aliases

arxiv: 2601.15981 · arxiv_version: 2601.15981v2 · doi: 10.48550/arxiv.2601.15981 · pith_short_12: M66C7YTRDR54 · pith_short_16: M66C7YTRDR545LSY · pith_short_8: M66C7YTR

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/M66C7YTRDR545LSYGXD4SUZ547 \
  | 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: 67bc2fe2711c7bceae5835c7c9533de7eb1a6bd20cc380676de375f834440c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f61ee762ad88fe3a3bae71d69d32a4ace4c2b4ac93c1fd81235622b251cff15",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-01-22T14:03:56Z",
    "title_canon_sha256": "b0a310303517743264202f21c37bdcba4c63c8cec6ca2f7c253c16240f285e4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.15981",
    "kind": "arxiv",
    "version": 2
  }
}