Pith Number

pith:WAOWT43K

pith:2021:WAOWT43KKZ2CAMQI3COVSOOM5M

not attested not anchored not stored refs pending

Error metric for non-trace-preserving quantum operations

Edo Waks, Yu Shi

arxiv:2110.02290 v5 · 2021-10-05 · 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{WAOWT43KKZ2CAMQI3COVSOOM5M}

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	2026-07-05T06:58:03.825417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b01d69f36a5674203208d89d5939cceb0fc173c388516c1090d4f5a690e57ffd

Aliases

arxiv: 2110.02290 · arxiv_version: 2110.02290v5 · doi: 10.48550/arxiv.2110.02290 · pith_short_12: WAOWT43KKZ2C · pith_short_16: WAOWT43KKZ2CAMQI · pith_short_8: WAOWT43K

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/WAOWT43KKZ2CAMQI3COVSOOM5M \
  | 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: b01d69f36a5674203208d89d5939cceb0fc173c388516c1090d4f5a690e57ffd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92155f76ac135b4e1a4b2ebe41218956e96c179062f2c25b874817aacd2dc06a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-10-05T18:54:14Z",
    "title_canon_sha256": "6de332e5f8bd0e9422260e9c43dff11c0de9e71936115b887ff658cb9f1adc02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02290",
    "kind": "arxiv",
    "version": 5
  }
}