Pith Number

pith:L7C47TAS

pith:2024:L7C47TAS4NHJRWR2SIRNALSN4K

not attested not anchored not stored refs pending

On Minimal and Minimum Cylindrical Algebraic Decompositions

Lucas Michel, Na\"im Z\'ena\"idi, Pierre Mathonet

arxiv:2411.13218 v1 · 2024-11-20 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7C47TAS4NHJRWR2SIRNALSN4K}

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	2026-07-05T09:38:06.771981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fc5cfcc12e34e98da3a9222d02e4de2897fe19c0cf9271cbbed0477613de7b2

Aliases

arxiv: 2411.13218 · arxiv_version: 2411.13218v1 · doi: 10.48550/arxiv.2411.13218 · pith_short_12: L7C47TAS4NHJ · pith_short_16: L7C47TAS4NHJRWR2 · pith_short_8: L7C47TAS

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/L7C47TAS4NHJRWR2SIRNALSN4K \
  | 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: 5fc5cfcc12e34e98da3a9222d02e4de2897fe19c0cf9271cbbed0477613de7b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afb19fe15aea6fb56fdb8a7a19ff5ce2a5decacb1b498e1baef542e5901013cf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2024-11-20T11:24:49Z",
    "title_canon_sha256": "6c4aca7e6b244affd0263e966ea0f2c10fbe4fcccd0da90fa6fa906bf967267f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.13218",
    "kind": "arxiv",
    "version": 1
  }
}