Pith Number

pith:OPDM7W7Q

pith:2012:OPDM7W7QXFCPIFLEJNTJJKMOSN

not attested not anchored not stored refs pending

Non-Termination Sets of Simple Linear Loops

Bican Xia, Liyun Dai

arxiv:1206.0232 v1 · 2012-05-31 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPDM7W7QXFCPIFLEJNTJJKMOSN}

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	2026-05-18T02:21:09.205122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73c6cfdbf0b944f415644b6694a98e936d1468d2d2689f143cd22b03970e6215

Aliases

arxiv: 1206.0232 · arxiv_version: 1206.0232v1 · doi: 10.48550/arxiv.1206.0232 · pith_short_12: OPDM7W7QXFCP · pith_short_16: OPDM7W7QXFCPIFLE · pith_short_8: OPDM7W7Q

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/OPDM7W7QXFCPIFLEJNTJJKMOSN \
  | 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: 73c6cfdbf0b944f415644b6694a98e936d1468d2d2689f143cd22b03970e6215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3a050264de2ac2cb6e33879ab2cbca15148d48963151f9691c2ab7dd3da9102",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-05-31T11:28:23Z",
    "title_canon_sha256": "a4211e48e8561eaec4b2f677caefdca98642d7cea604097a021de2362cf6a836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0232",
    "kind": "arxiv",
    "version": 1
  }
}