Pith Number

pith:PIBN2DSM

pith:2019:PIBN2DSMQB2K5IJZKZFKAC3BCN

not attested not anchored not stored refs pending

Quantum implementation of an artificial feed-forward neural network

Chiara Macchiavello, Daniele Bajoni, Dario Gerace, Francesco Tacchino, Ivano Tavernelli, Panagiotis Barkoutsos

arxiv:1912.12486 v1 · 2019-12-28 · 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{PIBN2DSMQB2K5IJZKZFKAC3BCN}

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	2026-07-05T01:42:12.861836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a02dd0e4c8074aea139564aa00b6113502a020ec4abf0adb90cbe39f7c3dea7

Aliases

arxiv: 1912.12486 · arxiv_version: 1912.12486v1 · doi: 10.48550/arxiv.1912.12486 · pith_short_12: PIBN2DSMQB2K · pith_short_16: PIBN2DSMQB2K5IJZ · pith_short_8: PIBN2DSM

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/PIBN2DSMQB2K5IJZKZFKAC3BCN \
  | 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: 7a02dd0e4c8074aea139564aa00b6113502a020ec4abf0adb90cbe39f7c3dea7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5399313137e8c49f144dfc54f28bc59cf201657d975de06bb06b432101620c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-28T16:49:19Z",
    "title_canon_sha256": "23310993b9a07125163b36a0a6eca5afc436c8b032a273ad3cb7c0c787eb3c47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.12486",
    "kind": "arxiv",
    "version": 1
  }
}