Pith Number

pith:K7PUGYMT

pith:2018:K7PUGYMTH7QN6WQMNXTDAX5Z2X

not attested not anchored not stored refs pending

SAT encodings for sorting networks, single-exception sorting networks and $\epsilon-$halvers

Jos\'e A. R. Fonollosa

arxiv:1807.05377 v1 · 2018-07-14 · 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{K7PUGYMTH7QN6WQMNXTDAX5Z2X}

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	2026-05-18T00:10:43.686907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57df4361933fe0df5a0c6de6305fb9d5daecb04a62a3f0fbd1debc20f048b86d

Aliases

arxiv: 1807.05377 · arxiv_version: 1807.05377v1 · doi: 10.48550/arxiv.1807.05377 · pith_short_12: K7PUGYMTH7QN · pith_short_16: K7PUGYMTH7QN6WQM · pith_short_8: K7PUGYMT

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/K7PUGYMTH7QN6WQMNXTDAX5Z2X \
  | 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: 57df4361933fe0df5a0c6de6305fb9d5daecb04a62a3f0fbd1debc20f048b86d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "502754e0fdabb238b66273155fd2007dddb796882d9443b1ff4259909d0f1113",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-07-14T11:05:25Z",
    "title_canon_sha256": "09c56f2a8d5172cd071c16b6db5cf4313b0458be44d73e4d8cceeb21c0dfa25a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05377",
    "kind": "arxiv",
    "version": 1
  }
}