Pith Number

pith:6QPRTQX5

pith:2022:6QPRTQX56NE32LV7RHBMBLL7GQ

not attested not anchored not stored refs pending

Reduce&chop: Shallow circuits for deeper problems

Adri\'an P\'erez-Salinas, Jordi Tura, Radoica Dra\v{s}ki\'c, Vedran Dunjko

arxiv:2212.11862 v3 · 2022-12-22 · 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{6QPRTQX56NE32LV7RHBMBLL7GQ}

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	2026-07-05T07:27:02.663486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f41f19c2fdf349bd2ebf89c2c0ad7f3424eb7c360211da4f2e8de98b85032c92

Aliases

arxiv: 2212.11862 · arxiv_version: 2212.11862v3 · doi: 10.48550/arxiv.2212.11862 · pith_short_12: 6QPRTQX56NE3 · pith_short_16: 6QPRTQX56NE32LV7 · pith_short_8: 6QPRTQX5

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/6QPRTQX56NE32LV7RHBMBLL7GQ \
  | 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: f41f19c2fdf349bd2ebf89c2c0ad7f3424eb7c360211da4f2e8de98b85032c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c8182a267927620e5ac96528e412166124c63bc8cb737fd32777ea52fc5c396",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-22T16:55:24Z",
    "title_canon_sha256": "ebcc8bc5294e399d7316669527a874302412566c5e52659e11e9c858ce457a65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.11862",
    "kind": "arxiv",
    "version": 3
  }
}