Pith Number

pith:GA2G4A2Q

pith:2009:GA2G4A2QUXANAM2AHDVGFKTIPZ

not attested not anchored not stored refs pending

Bloch-mode extraction from near-field data in periodic waveguides

Andrey A. Sukhorukov, C. Martijn de Sterke, Kokou B. Dossou, Lindsay C. Botten, Sangwoo Ha, Yuri S. Kivshar

arxiv:0909.0556 v1 · 2009-09-03 · 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{GA2G4A2QUXANAM2AHDVGFKTIPZ}

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	2026-05-18T04:14:18.315353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30346e0350a5c0d0334038ea62aa687e58e5017b3bdf339301b92ecb8e0db86f

Aliases

arxiv: 0909.0556 · arxiv_version: 0909.0556v1 · doi: 10.48550/arxiv.0909.0556 · pith_short_12: GA2G4A2QUXAN · pith_short_16: GA2G4A2QUXANAM2A · pith_short_8: GA2G4A2Q

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/GA2G4A2QUXANAM2AHDVGFKTIPZ \
  | 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: 30346e0350a5c0d0334038ea62aa687e58e5017b3bdf339301b92ecb8e0db86f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d56b9f9328581e2fac00d9f3bf618b6a0ec810e08569694ce2bfaa2293c87a8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-09-03T00:47:59Z",
    "title_canon_sha256": "ea005b68320dfdf9bb001ac7182955a08d03fffa3d89a038aa9c9262da84ae50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0556",
    "kind": "arxiv",
    "version": 1
  }
}