Pith Number

pith:4YAZODSL

pith:2017:4YAZODSLTDUJLSNGCDQWD3JMGO

not attested not anchored not stored refs pending

Practically efficient methods for performing bit-reversed permutation in C++11 on the x86-64 architecture

Boran Adas, Christian Knauth, Daniel Whitfield, Lydia Ickler, Oliver Serang, Tim Conrad, Xuesong Wang

arxiv:1708.01873 v1 · 2017-08-02 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YAZODSLTDUJLSNGCDQWD3JMGO}

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	2026-05-18T00:38:32.897112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e601970e4b98e895c9a610e161ed2c33bd452fa0ee864bec434f5ee258f6a423

Aliases

arxiv: 1708.01873 · arxiv_version: 1708.01873v1 · doi: 10.48550/arxiv.1708.01873 · pith_short_12: 4YAZODSLTDUJ · pith_short_16: 4YAZODSLTDUJLSNG · pith_short_8: 4YAZODSL

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/4YAZODSLTDUJLSNGCDQWD3JMGO \
  | 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: e601970e4b98e895c9a610e161ed2c33bd452fa0ee864bec434f5ee258f6a423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0270ded4e398a11b8b2f6ea779050cf99381666a6d601f0b287fef38c69c3ee4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2017-08-02T19:12:50Z",
    "title_canon_sha256": "46ed12daeb91810cad7594ba08cd5e1f72592482117e7e23b9addf84b757c4d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01873",
    "kind": "arxiv",
    "version": 1
  }
}