Pith Number

pith:BWX75BFA

pith:2011:BWX75BFAHWRDIKJPEQVMBAIXUA

not attested not anchored not stored refs pending

Reversible arithmetic logic unit

Manqun Zhang, Rigui zhou, Yang Shi

arxiv:1107.3924 v1 · 2011-07-20 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWX75BFAHWRDIKJPEQVMBAIXUA}

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	2026-05-18T04:17:14.389966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0daffe84a03da234292f242ac08117a00c5744bea9985a313c87fb849839b234

Aliases

arxiv: 1107.3924 · arxiv_version: 1107.3924v1 · doi: 10.48550/arxiv.1107.3924 · pith_short_12: BWX75BFAHWRD · pith_short_16: BWX75BFAHWRDIKJP · pith_short_8: BWX75BFA

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/BWX75BFAHWRDIKJPEQVMBAIXUA \
  | 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: 0daffe84a03da234292f242ac08117a00c5744bea9985a313c87fb849839b234

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "233bcbb3d16585d7ef836e679a39bf244f084df064aac64340f7d07a069b6f34",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2011-07-20T09:20:30Z",
    "title_canon_sha256": "67e029ddf78eb80cfce4692a6e4309c1dfaee387315035bca21f99cc788172f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3924",
    "kind": "arxiv",
    "version": 1
  }
}