Pith Number

pith:2OXLIC7A

pith:2015:2OXLIC7A7K23RLFZXXC4VAKPW5

not attested not anchored not stored refs pending

Nonclassical readout of optical memories under local energy constraint

Cosmo Lupo, Gaetana Spedalieri, Stefano Pirandola

arxiv:1509.01080 v1 · 2015-09-03 · 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{2OXLIC7A7K23RLFZXXC4VAKPW5}

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	2026-05-18T01:34:04.358497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3aeb40be0fab5b8acb9bdc5ca814fb745137f051fc578c1505f45a1470293aa

Aliases

arxiv: 1509.01080 · arxiv_version: 1509.01080v1 · doi: 10.48550/arxiv.1509.01080 · pith_short_12: 2OXLIC7A7K23 · pith_short_16: 2OXLIC7A7K23RLFZ · pith_short_8: 2OXLIC7A

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/2OXLIC7A7K23RLFZXXC4VAKPW5 \
  | 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: d3aeb40be0fab5b8acb9bdc5ca814fb745137f051fc578c1505f45a1470293aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b148386adb8a85a6096953f03ac08fca95b440285995aff9bebfe8254ced81e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-09-03T13:39:38Z",
    "title_canon_sha256": "7ff392b5d260ab68b341ed93aa106cd74a99a74633fa53cc0a54a3eaeaf4bddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01080",
    "kind": "arxiv",
    "version": 1
  }
}