Pith Number

pith:JHDC5BDF

pith:2022:JHDC5BDFWNUFJLNB62Y6TYMLBV

not attested not anchored not stored refs pending

A tensor norm approach to quantum compatibility

Andreas Bluhm, Ion Nechita

arxiv:2202.13993 v1 · 2022-02-28 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHDC5BDFWNUFJLNB62Y6TYMLBV}

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	2026-07-05T05:17:09.770246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49c62e8465b36854ada1f6b1e9e18b0d4d59657cb1a222479d871fa26c7cc514

Aliases

arxiv: 2202.13993 · arxiv_version: 2202.13993v1 · doi: 10.48550/arxiv.2202.13993 · pith_short_12: JHDC5BDFWNUF · pith_short_16: JHDC5BDFWNUFJLNB · pith_short_8: JHDC5BDF

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/JHDC5BDFWNUFJLNB62Y6TYMLBV \
  | 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: 49c62e8465b36854ada1f6b1e9e18b0d4d59657cb1a222479d871fa26c7cc514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2586ef0a9f655bf3558a080f0d4d9ba8e4165aa663eced438f7cb3d99779dd4e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-02-28T17:53:20Z",
    "title_canon_sha256": "6c288ec6ca05a7d4f54e726f7b60b23e7ee27ec86bb5ff18390c0975caec9272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.13993",
    "kind": "arxiv",
    "version": 1
  }
}