Pith Number

pith:TD625B6Y

pith:2019:TD625B6Y7BMSGPZTMM3HFEQLZY

not attested not anchored not stored refs pending

Quantum state engineering by non-deterministic noiseless linear amplification

Abdelhakim Gharbi, Francesco Albarelli, Hamza Adnane, Matteo Bina, Matteo G. A. Paris

arxiv:1901.10509 v1 · 2019-01-29 · 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{TD625B6Y7BMSGPZTMM3HFEQLZY}

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	2026-05-17T23:42:24.290283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98fdae87d8f859233f33633672920bce1a128756554cab103a433c1a0b9b0e62

Aliases

arxiv: 1901.10509 · arxiv_version: 1901.10509v1 · doi: 10.48550/arxiv.1901.10509 · pith_short_12: TD625B6Y7BMS · pith_short_16: TD625B6Y7BMSGPZT · pith_short_8: TD625B6Y

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/TD625B6Y7BMSGPZTMM3HFEQLZY \
  | 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: 98fdae87d8f859233f33633672920bce1a128756554cab103a433c1a0b9b0e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2bd899fba559b781678f482f9c5994e4b25397e205e985a41b723cced84ddc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-29T19:40:16Z",
    "title_canon_sha256": "6a3e701f734986ad786c5c62f89d04222da988e95d0e852e66f70962a188504d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10509",
    "kind": "arxiv",
    "version": 1
  }
}