Pith Number

pith:GEAYDQCW

pith:2016:GEAYDQCWDWHWBBNZA6HOD2WE7C

not attested not anchored not stored refs pending

Capacities of Quantum Amplifier Channels

Haoyu Qi, Mark M. Wilde

arxiv:1605.04922 v3 · 2016-05-16 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEAYDQCWDWHWBBNZA6HOD2WE7C}

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	2026-05-18T00:51:37.417430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

310181c0561d8f6085b9078ee1eac4f8a3b1c7c24daed347c66c7937c8f9b2db

Aliases

arxiv: 1605.04922 · arxiv_version: 1605.04922v3 · doi: 10.48550/arxiv.1605.04922 · pith_short_12: GEAYDQCWDWHW · pith_short_16: GEAYDQCWDWHWBBNZ · pith_short_8: GEAYDQCW

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/GEAYDQCWDWHWBBNZA6HOD2WE7C \
  | 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: 310181c0561d8f6085b9078ee1eac4f8a3b1c7c24daed347c66c7937c8f9b2db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e389906e23839e411a4db54df39c90f0073fcb1022ba5acaa79f0e95758f5c43",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-05-16T20:01:37Z",
    "title_canon_sha256": "ef2e7411c7a3feef9ff35966d5da133c5c4ccc6eb0e90699af720611813226d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04922",
    "kind": "arxiv",
    "version": 3
  }
}