Pith Number

pith:UWB3HMJA

pith:2025:UWB3HMJA3T2NILZUSCQYG3KX33

not attested not anchored not stored refs pending

Nanosecond-latency all-optical fiber sensing with in-sensor computing

Jiangbing Du, Wenjia Zhang, Yangyang Wan, Yu Tao, Ziwen Long, Zuyuan He

arxiv:2507.15376 v1 · 2025-07-21 · 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{UWB3HMJA3T2NILZUSCQYG3KX33}

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	2026-06-19T16:09:50.295824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a583b3b120dcf4d42f3490a1836d57ded68865efdbd73f0f85d42502139b68fc

Aliases

arxiv: 2507.15376 · arxiv_version: 2507.15376v1 · doi: 10.48550/arxiv.2507.15376 · pith_short_12: UWB3HMJA3T2N · pith_short_16: UWB3HMJA3T2NILZU · pith_short_8: UWB3HMJA

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/UWB3HMJA3T2NILZUSCQYG3KX33 \
  | 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: a583b3b120dcf4d42f3490a1836d57ded68865efdbd73f0f85d42502139b68fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2713bc9591b6cf3f3345b352aad1f66d5259afbaf0585d5bf2578721811bc841",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-07-21T08:30:33Z",
    "title_canon_sha256": "26a0ddf34853fe86d72412600ff373b66398cdd8b7dbc1ab1b5640c743e79341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15376",
    "kind": "arxiv",
    "version": 1
  }
}