Pith Number

pith:FDFCF7PJ

pith:2019:FDFCF7PJRNEWYNFY2PKIY73BUW

not attested not anchored not stored refs pending

Photonic integrated circuits in the continuum

Chang-Ling Zou, Hon Ki Tsang, Jingwen Ma, Xiang Xi, Xiankai Sun, Zejie Yu

arxiv:1908.00429 v1 · 2019-08-01 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FDFCF7PJRNEWYNFY2PKIY73BUW}

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	2026-07-04T23:51:00.401508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28ca22fde98b496c34b8d3d48c7f61a5baa0e7c1c4be367a9b6a2ddbd27d971e

Aliases

arxiv: 1908.00429 · arxiv_version: 1908.00429v1 · doi: 10.48550/arxiv.1908.00429 · pith_short_12: FDFCF7PJRNEW · pith_short_16: FDFCF7PJRNEWYNFY · pith_short_8: FDFCF7PJ

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/FDFCF7PJRNEWYNFY2PKIY73BUW \
  | 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: 28ca22fde98b496c34b8d3d48c7f61a5baa0e7c1c4be367a9b6a2ddbd27d971e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb5b39804024c84e4dd08bbeeed8633f3efa98c4eb1d7a3c124b647d8dcbad26",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-08-01T14:25:18Z",
    "title_canon_sha256": "237290fcf6e640759583432a7704d24a592bcf7999249e49219f6a88b55d2deb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00429",
    "kind": "arxiv",
    "version": 1
  }
}