Pith Number

pith:KBO7DDRV

pith:2011:KBO7DDRVZ3PKFXUH2EDULMPEGD

not attested not anchored not stored refs pending

Broadband phase-preserved optical elevator

Baile Zhang, Cheng-Wei Qiu, George Barbastathis, Tiancheng Han, Yuan Luo

arxiv:1109.6767 v1 · 2011-09-30 · physics.optics · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBO7DDRVZ3PKFXUH2EDULMPEGD}

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	2026-05-18T04:11:52.518297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

505df18e35cedea2de87d10745b1e430e537144726e1df52e9239afa8dd725ca

Aliases

arxiv: 1109.6767 · arxiv_version: 1109.6767v1 · doi: 10.48550/arxiv.1109.6767 · pith_short_12: KBO7DDRVZ3PK · pith_short_16: KBO7DDRVZ3PKFXUH · pith_short_8: KBO7DDRV

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/KBO7DDRVZ3PKFXUH2EDULMPEGD \
  | 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: 505df18e35cedea2de87d10745b1e430e537144726e1df52e9239afa8dd725ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92103fb847f0f28f5a65089fbfd0dc6eae160fc316f3d367fef9eb125326646",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-09-30T09:35:10Z",
    "title_canon_sha256": "bb001f975fa3bf8d5aca4bcfff8539dfa2f98019ee82afcec1e946efdd209d9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6767",
    "kind": "arxiv",
    "version": 1
  }
}