Pith Number

pith:YPJ7UIYC

pith:2010:YPJ7UIYC4J3RESLCY4RAUNV2ZM

not attested not anchored not stored refs pending

Efficient polarization qubit transmission assisted by frequency degree of freedom

Xi-Han Li

arxiv:1009.0841 v1 · 2010-09-04 · quant-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{YPJ7UIYC4J3RESLCY4RAUNV2ZM}

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	2026-05-18T02:05:36.800221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3d3fa2302e277124962c7220a36bacb048d3b022bca8a805c0418b86b3dae32

Aliases

arxiv: 1009.0841 · arxiv_version: 1009.0841v1 · doi: 10.48550/arxiv.1009.0841 · pith_short_12: YPJ7UIYC4J3R · pith_short_16: YPJ7UIYC4J3RESLC · pith_short_8: YPJ7UIYC

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/YPJ7UIYC4J3RESLCY4RAUNV2ZM \
  | 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: c3d3fa2302e277124962c7220a36bacb048d3b022bca8a805c0418b86b3dae32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "444ffbf22394cd64d8abb938b1742685cdfab442a850a26c5eadfeffca869f7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-09-04T14:11:29Z",
    "title_canon_sha256": "f7f8602635fc1d7216f6989b7b3e0cf7c32723ad1a71e26b17817eac097c6d51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0841",
    "kind": "arxiv",
    "version": 1
  }
}