Pith Number

pith:3X6ZN7Y4

pith:2025:3X6ZN7Y4S5ZNLI6MZCZIJOYF46

not attested not anchored not stored refs pending

Quantumly controlled measurement, Hermitian conjugation and normalization in matrix-manipulation algorithms

Alexander I. Zenchuk, Edward B. Fel'dman, Junde Wu, Wentao Qi

arxiv:2504.00015 v5 · 2025-03-27 · 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{3X6ZN7Y4S5ZNLI6MZCZIJOYF46}

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.

Cited by

1 paper in Pith

Matrix encoding method in variational algorithm of calculating eigenvalues and generalized eigenvalues

Receipt and verification

First computed	2026-07-13T01:17:41.759333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddfd96ff1c9772d5a3ccc8b284bb05e78d59807213f7707f9a03ed1c847fdd28

Aliases

arxiv: 2504.00015 · arxiv_version: 2504.00015v5 · doi: 10.48550/arxiv.2504.00015 · pith_short_12: 3X6ZN7Y4S5ZN · pith_short_16: 3X6ZN7Y4S5ZNLI6M · pith_short_8: 3X6ZN7Y4

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/3X6ZN7Y4S5ZNLI6MZCZIJOYF46 \
  | 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: ddfd96ff1c9772d5a3ccc8b284bb05e78d59807213f7707f9a03ed1c847fdd28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd6ecda9f6685bad40b55f6f6d579566cac545a5170d6719b288adc7801c0a2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-27T08:49:59Z",
    "title_canon_sha256": "250eaef276b1b6c7e1fb4fb4f4bdbbdbc4bf92b09b9deefa4c152158440551c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00015",
    "kind": "arxiv",
    "version": 5
  }
}