Pith Number

pith:WPF4WW3Z

pith:2018:WPF4WW3ZFGAAON3WCI7ZQAUHTH

not attested not anchored not stored refs pending

Electronically Programmable Photonic Molecule

Amirhassan Shams-Ansari, Cheng Wang, Marko Loncar, Mian Zhang, Shanhui Fan, Tianhao Ren, Yaowen Hu

arxiv:1809.08638 v1 · 2018-09-23 · physics.optics · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPF4WW3ZFGAAON3WCI7ZQAUHTH}

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	2026-05-17T23:52:52.160099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3cbcb5b792980073776123f98028799f92c218c1b4f7d2ea65968d948836f65

Aliases

arxiv: 1809.08638 · arxiv_version: 1809.08638v1 · doi: 10.48550/arxiv.1809.08638 · pith_short_12: WPF4WW3ZFGAA · pith_short_16: WPF4WW3ZFGAAON3W · pith_short_8: WPF4WW3Z

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/WPF4WW3ZFGAAON3WCI7ZQAUHTH \
  | 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: b3cbcb5b792980073776123f98028799f92c218c1b4f7d2ea65968d948836f65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2946ac3856c183fa1d8fa411fe180aa4e6e35c5c1580e6caf62878c835ef965",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-09-23T17:20:51Z",
    "title_canon_sha256": "6484555c3615b97c74fd1544f0f8e15fb0d267be59b6b2f853d6babf6227cbe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08638",
    "kind": "arxiv",
    "version": 1
  }
}