Pith Number

pith:OV655U7E

pith:2002:OV655U7E2SBL4AQYBBEESUATXA

not attested not anchored not stored refs pending

On unusual narrow transmission bands for a multi-layered periodic structure containing left-handed materials

Liang Wu, Long Chen, Sailing He

arxiv:physics/0211007 v2 · 2002-11-01 · physics.optics · physics.gen-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{OV655U7E2SBL4AQYBBEESUATXA}

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	2026-05-18T01:38:09.132519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

757dded3e4d482be02180848495013b82cc32900d3ca1e56e8d8bf47c2560fd4

Aliases

arxiv: physics/0211007 · arxiv_version: physics/0211007v2 · doi: 10.48550/arxiv.physics/0211007 · pith_short_12: OV655U7E2SBL · pith_short_16: OV655U7E2SBL4AQY · pith_short_8: OV655U7E

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/OV655U7E2SBL4AQYBBEESUATXA \
  | 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: 757dded3e4d482be02180848495013b82cc32900d3ca1e56e8d8bf47c2560fd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbabfcab754199a59a891fe9e01394c6c28905bd8833d72eb2fa48a2df508461",
    "cross_cats_sorted": [
      "physics.gen-ph"
    ],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2002-11-01T16:11:45Z",
    "title_canon_sha256": "43c9006597359239db559eee6ae27d9b9d1a50d307a8b2d2e7b554e6b927a1cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0211007",
    "kind": "arxiv",
    "version": 2
  }
}