Pith Number

pith:UXGLW3IP

pith:2013:UXGLW3IPMDZPBJETFXFBFRNNRP

not attested not anchored not stored refs pending

Optimal architecture for a non-deterministic noiseless linear amplifier

A. P. Lund, N. A. McMahon, T. C. Ralph

arxiv:1307.7415 v1 · 2013-07-28 · 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{UXGLW3IPMDZPBJETFXFBFRNNRP}

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	2026-05-18T02:57:23.679649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5ccbb6d0f60f2f0a4932dca12c5ad8bf7c074230e140dde86d7264e04c29153

Aliases

arxiv: 1307.7415 · arxiv_version: 1307.7415v1 · doi: 10.48550/arxiv.1307.7415 · pith_short_12: UXGLW3IPMDZP · pith_short_16: UXGLW3IPMDZPBJET · pith_short_8: UXGLW3IP

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/UXGLW3IPMDZPBJETFXFBFRNNRP \
  | 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: a5ccbb6d0f60f2f0a4932dca12c5ad8bf7c074230e140dde86d7264e04c29153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02c9b92b4c82f5ce922337d80c5a5161ffc09c903d199e85a41c132ed535e658",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-28T22:48:25Z",
    "title_canon_sha256": "b32a69663d98307bdc48791861809d8ac05a7834216251e360a80585fd07c80a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7415",
    "kind": "arxiv",
    "version": 1
  }
}