Pith Number

pith:7LWYR2TG

pith:2026:7LWYR2TG2FJRSVGCSFB7TJDTSR

not attested not anchored not stored refs pending

Single-photon time-stretch infrared spectroscopy

Ben Sun, E Wu, Hairun Guo, Heping Zeng, Huijie Ma, Jianan Fang, Kun Huang, Ming Yan, Tingting Zheng, Yan Liang, Yongyuan Chu

arxiv:2605.29215 v1 · 2026-05-28 · 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{7LWYR2TG2FJRSVGCSFB7TJDTSR}

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	2026-05-29T01:05:24.797715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faed88ea66d1531954c29143f9a473947468adda1a2fd424210ba1a866824cf3

Aliases

arxiv: 2605.29215 · arxiv_version: 2605.29215v1 · doi: 10.48550/arxiv.2605.29215 · pith_short_12: 7LWYR2TG2FJR · pith_short_16: 7LWYR2TG2FJRSVGC · pith_short_8: 7LWYR2TG

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/7LWYR2TG2FJRSVGCSFB7TJDTSR \
  | 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: faed88ea66d1531954c29143f9a473947468adda1a2fd424210ba1a866824cf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "846e923ec4f241d35e0159ffcf942c9fc96c40a41c93c8ad21145c5c5a22be01",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-28T01:01:56Z",
    "title_canon_sha256": "30f6e99c310168ed51bf38194c328d3293ddb62f51df722ce8c5c30b3924b374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29215",
    "kind": "arxiv",
    "version": 1
  }
}