Pith Number

pith:UCLPZKEO

pith:2026:UCLPZKEOIZ6DJMC4F7GTOU3ZIP

not attested not anchored not stored refs pending

Approximability limits for bounded-degree max-LINSAT and implications for decoded quantum interferometry

Carsten Schubert, Jens Eisert, Maximilian J. Kramer

arxiv:2606.13570 v1 · 2026-06-11 · quant-ph · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UCLPZKEOIZ6DJMC4F7GTOU3ZIP}

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	2026-06-12T01:10:10.669123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a096fca88e467c34b05c2fcd37537943f46e705b7de411e9dc08fa7f3472708e

Aliases

arxiv: 2606.13570 · arxiv_version: 2606.13570v1 · doi: 10.48550/arxiv.2606.13570 · pith_short_12: UCLPZKEOIZ6D · pith_short_16: UCLPZKEOIZ6DJMC4 · pith_short_8: UCLPZKEO

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/UCLPZKEOIZ6DJMC4F7GTOU3ZIP \
  | 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: a096fca88e467c34b05c2fcd37537943f46e705b7de411e9dc08fa7f3472708e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2940770a4f4b722b73718f7dda12aab80dd082523e0fd582eb61649e05504980",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-11T16:59:12Z",
    "title_canon_sha256": "9a639bfde01870b2fc745c521c5654c76ff9d7cf8358d777f8915c448aaed495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13570",
    "kind": "arxiv",
    "version": 1
  }
}