Pith Number

pith:QFVSSMZC

pith:2020:QFVSSMZCMX55TJEBPMZKWSMQNW

not attested not anchored not stored refs pending

An Answer to the Bose-Nelson Sorting Problem for 11 and 12 Channels

Jannis Harder

arxiv:2012.04400 v3 · 2020-12-08 · 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{QFVSSMZCMX55TJEBPMZKWSMQNW}

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

Quantum simulation of scattering amplitudes and interferences in perturbative QCD

Receipt and verification

First computed	2026-07-05T04:42:53.498840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816b29332265fbd9a4817b32ab49906da237dee10a1e179b8ffda602ceff5f9e

Aliases

arxiv: 2012.04400 · arxiv_version: 2012.04400v3 · doi: 10.48550/arxiv.2012.04400 · pith_short_12: QFVSSMZCMX55 · pith_short_16: QFVSSMZCMX55TJEB · pith_short_8: QFVSSMZC

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/QFVSSMZCMX55TJEBPMZKWSMQNW \
  | 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: 816b29332265fbd9a4817b32ab49906da237dee10a1e179b8ffda602ceff5f9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "968857aefa9a5cf72e35574965ce4c48a1113a0a9d2de53f95ea185e1f4aabeb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2020-12-08T12:37:10Z",
    "title_canon_sha256": "84454ea8617065672908a2e1369e910de09be50f9e3d015923d64e4adac0af77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.04400",
    "kind": "arxiv",
    "version": 3
  }
}