Pith Number

pith:PPYRXFTM

pith:2016:PPYRXFTMHWACTH4WGIRAXPMGUB

not attested not anchored not stored refs pending

Experience with Heuristics, Benchmarks & Standards for Cylindrical Algebraic Decomposition

James H. Davenport, Matthew England

arxiv:1609.09269 v1 · 2016-09-29 · cs.SC · 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{PPYRXFTMHWACTH4WGIRAXPMGUB}

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	2026-05-18T00:48:54.021384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bf11b966c3d80299f9632220bbd86a05ac73ec0a3927b0a1d046b3a206a635a

Aliases

arxiv: 1609.09269 · arxiv_version: 1609.09269v1 · doi: 10.48550/arxiv.1609.09269 · pith_short_12: PPYRXFTMHWAC · pith_short_16: PPYRXFTMHWACTH4W · pith_short_8: PPYRXFTM

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/PPYRXFTMHWACTH4WGIRAXPMGUB \
  | 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: 7bf11b966c3d80299f9632220bbd86a05ac73ec0a3927b0a1d046b3a206a635a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349d9b4f847ea439c0ca90387f43f3323152e6da00eb83d35bbd30af7bd792cd",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2016-09-29T09:30:22Z",
    "title_canon_sha256": "70f5fbb8599e231a5b0de1174c6c8e03f599520d5f6dd4f19d33210d2162bdec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09269",
    "kind": "arxiv",
    "version": 1
  }
}