Pith Number

pith:ALSY7WKV

pith:2013:ALSY7WKVSFFTWG4E6653XJV5Q7

not attested not anchored not stored refs pending

Arithmetic Branching Programs with Memory

Stefan Mengel

arxiv:1303.1969 v1 · 2013-03-08 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALSY7WKVSFFTWG4E6653XJV5Q7}

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	2026-05-18T03:31:31.820541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02e58fd955914b3b1b84f7bbbba6bd87c4b467c003347102cc22bf0cb6815604

Aliases

arxiv: 1303.1969 · arxiv_version: 1303.1969v1 · doi: 10.48550/arxiv.1303.1969 · pith_short_12: ALSY7WKVSFFT · pith_short_16: ALSY7WKVSFFTWG4E · pith_short_8: ALSY7WKV

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/ALSY7WKVSFFTWG4E6653XJV5Q7 \
  | 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: 02e58fd955914b3b1b84f7bbbba6bd87c4b467c003347102cc22bf0cb6815604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb0b3b801a051a2ec39518de7618c47e8f59018614d91f1d050e6b3428dfd80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2013-03-08T12:23:55Z",
    "title_canon_sha256": "e7ab004bbd2e972487efb886d01e39e17eaf595da626a0fe9374ebeabd9a8664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1969",
    "kind": "arxiv",
    "version": 1
  }
}