Pith Number

pith:3YAJJULN

pith:2021:3YAJJULNNQU3OZMQKBURFHUDL4

not attested not anchored not stored refs pending

Building separable approximations for quantum states via neural networks

Antoine Girardin, Nicolas Brunner, Tam\'as Kriv\'achy

arxiv:2112.08055 v5 · 2021-12-15 · quant-ph · cond-mat.dis-nn · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YAJJULNNQU3OZMQKBURFHUDL4}

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	2026-07-05T04:38:12.805077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de0094d16d6c29b765905069129e835f30097c8b6a0e9eacf51fe6c34a49b1ef

Aliases

arxiv: 2112.08055 · arxiv_version: 2112.08055v5 · doi: 10.48550/arxiv.2112.08055 · pith_short_12: 3YAJJULNNQU3 · pith_short_16: 3YAJJULNNQU3OZMQ · pith_short_8: 3YAJJULN

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/3YAJJULNNQU3OZMQKBURFHUDL4 \
  | 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: de0094d16d6c29b765905069129e835f30097c8b6a0e9eacf51fe6c34a49b1ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87ee3565b25af77a278a9852cebf9f1778337de02d2d7b12d08c09ec77634ccf",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-15T11:50:25Z",
    "title_canon_sha256": "195460f8a099672d010f6cc7ec27e20eaea0b071d006a79cc5e26a2bea7974b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08055",
    "kind": "arxiv",
    "version": 5
  }
}