Pith Number

pith:S2HJYQJ7

pith:2018:S2HJYQJ762ZL6FWZUWTAOYO2N5

not attested not anchored not stored refs pending

QuickMergesort: Practically Efficient Constant-Factor Optimal Sorting

Armin Wei{\ss}, Stefan Edelkamp

arxiv:1804.10062 v1 · 2018-04-26 · 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{S2HJYQJ762ZL6FWZUWTAOYO2N5}

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	2026-05-18T00:17:25.254077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

968e9c413ff6b2bf16d9a5a60761da6f411a17f2b694927ee5014740283345b2

Aliases

arxiv: 1804.10062 · arxiv_version: 1804.10062v1 · doi: 10.48550/arxiv.1804.10062 · pith_short_12: S2HJYQJ762ZL · pith_short_16: S2HJYQJ762ZL6FWZ · pith_short_8: S2HJYQJ7

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/S2HJYQJ762ZL6FWZUWTAOYO2N5 \
  | 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: 968e9c413ff6b2bf16d9a5a60761da6f411a17f2b694927ee5014740283345b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abcd0c4c751299cf2d598d22c30a68cceb826809d077c24970bcdb3ec857cc11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-04-26T13:50:38Z",
    "title_canon_sha256": "1ecce81ef853fe2b68fb20ed2e6b93bc9d356cd5b822e1a928514dc5272cba19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10062",
    "kind": "arxiv",
    "version": 1
  }
}