Pith Number

pith:N6AXP27Q

pith:2009:N6AXP27QG7YF2EFTDH6OP7QFHM

not attested not anchored not stored refs pending

On using floating-point computations to help an exact linear arithmetic decision procedure

David Monniaux (VERIMAG - Imag)

arxiv:0904.3525 v1 · 2009-04-22 · cs.LO · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6AXP27QG7YF2EFTDH6OP7QFHM}

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	2026-06-03T23:06:25.738648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f8177ebf037f05d10b319fce7fe053b1721097ea63004fe29ea5a3ff3ee1bc4

Aliases

arxiv: 0904.3525 · arxiv_version: 0904.3525v1 · doi: 10.48550/arxiv.0904.3525 · pith_short_12: N6AXP27QG7YF · pith_short_16: N6AXP27QG7YF2EFT · pith_short_8: N6AXP27Q

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/N6AXP27QG7YF2EFTDH6OP7QFHM \
  | 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: 6f8177ebf037f05d10b319fce7fe053b1721097ea63004fe29ea5a3ff3ee1bc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2316bc4e76bf2f0f62473528bdf8dcb8adc6236f55d5ddf3d288555554ccbf0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2009-04-22T18:40:01Z",
    "title_canon_sha256": "369a001fb031e801259a4c9ec2d02216019061346bb36233fc0da6b2bd4f82e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3525",
    "kind": "arxiv",
    "version": 1
  }
}