Pith Number

pith:O7UBCI7T

pith:2018:O7UBCI7TXAYANZFCM7YW5X6OKI

not attested not anchored not stored refs pending

Towards Incremental Cylindrical Algebraic Decomposition in Maple

Alexander Imani Cowen-Rivers, Matthew England

arxiv:1805.10136 v1 · 2018-05-24 · cs.SC · cs.CG · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7UBCI7TXAYANZFCM7YW5X6OKI}

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	2026-05-18T00:01:53.210550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e81123f3b83006e4a267f16edfce52386f6c7aadfefacd5ecabb4074667167

Aliases

arxiv: 1805.10136 · arxiv_version: 1805.10136v1 · doi: 10.48550/arxiv.1805.10136 · pith_short_12: O7UBCI7TXAYA · pith_short_16: O7UBCI7TXAYANZFC · pith_short_8: O7UBCI7T

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/O7UBCI7TXAYANZFCM7YW5X6OKI \
  | 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: 77e81123f3b83006e4a267f16edfce52386f6c7aadfefacd5ecabb4074667167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c1c43615e8d4aad771f9d4f05639417be81a4233c9d5912310301f7e727d903",
    "cross_cats_sorted": [
      "cs.CG",
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2018-05-24T10:57:18Z",
    "title_canon_sha256": "ee7a988abfe8dec6e27422fe42a352bca0d4d6b4ea66ce3ea2b0d64f128f7cf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10136",
    "kind": "arxiv",
    "version": 1
  }
}