Pith Number

pith:7HFYYJW2

pith:2014:7HFYYJW2WL4TBSDODTSAONGOJG

not attested not anchored not stored refs pending

Divide-And-Conquer Computation of Cylindrical Algebraic Decomposition

Adam Strzebonski

arxiv:1402.0622 v1 · 2014-02-04 · cs.SC · 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{7HFYYJW2WL4TBSDODTSAONGOJG}

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	2026-05-18T03:00:13.493137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9cb8c26dab2f930c86e1ce40734ce4993d09adbc286965cde719ede01a1cc3b

Aliases

arxiv: 1402.0622 · arxiv_version: 1402.0622v1 · doi: 10.48550/arxiv.1402.0622 · pith_short_12: 7HFYYJW2WL4T · pith_short_16: 7HFYYJW2WL4TBSDO · pith_short_8: 7HFYYJW2

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/7HFYYJW2WL4TBSDODTSAONGOJG \
  | 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: f9cb8c26dab2f930c86e1ce40734ce4993d09adbc286965cde719ede01a1cc3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6959f71ca552de88fdc0cb5f359149d3c8df7950ae1ca0ea69eab721848a80b",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2014-02-04T05:52:47Z",
    "title_canon_sha256": "a175f5c12d2aa7b331c49305d26efd415d9f72130b6b4a04c788637846890874"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0622",
    "kind": "arxiv",
    "version": 1
  }
}