Pith Number

pith:TEM7QALS

pith:2015:TEM7QALSCW4STYCP4SODRAZV6Y

not attested not anchored not stored refs pending

The Takeoff Towards Optimal Sorting Networks

David Gregg, Martin Marinov

arxiv:1502.04748 v2 · 2015-02-16 · 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{TEM7QALSCW4STYCP4SODRAZV6Y}

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	2026-05-18T02:24:28.201677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9919f8017215b929e04fe49c388335f6061bf46870c6e56be006511f8f5c6a20

Aliases

arxiv: 1502.04748 · arxiv_version: 1502.04748v2 · doi: 10.48550/arxiv.1502.04748 · pith_short_12: TEM7QALSCW4S · pith_short_16: TEM7QALSCW4STYCP · pith_short_8: TEM7QALS

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/TEM7QALSCW4STYCP4SODRAZV6Y \
  | 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: 9919f8017215b929e04fe49c388335f6061bf46870c6e56be006511f8f5c6a20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc15be848a82c6636b3c9e5fb76e74fcefb6591b5c9b7a69e8dfcf9b7676bb37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-02-16T23:13:32Z",
    "title_canon_sha256": "0e647861d35fb321f5a457f41ea8f711e1f2b815ed8f6cac6db8b581212106f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04748",
    "kind": "arxiv",
    "version": 2
  }
}