Pith Number

pith:6RQ3EL6C

pith:2018:6RQ3EL6CW7BJOGTT3WWKYONVWJ

not attested not anchored not stored refs pending

Polynomial Invariants for Affine Programs

Amaury Pouly, Ehud Hrushovski, James Worrell, Jo\"el Ouaknine

arxiv:1802.01810 v2 · 2018-02-06 · cs.LO · cs.DM · 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{6RQ3EL6CW7BJOGTT3WWKYONVWJ}

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	2026-05-18T00:17:01.290512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f461b22fc2b7c2971a73ddacac39b5b24be047d4bacf08d633476e3c9e2ee1b1

Aliases

arxiv: 1802.01810 · arxiv_version: 1802.01810v2 · doi: 10.48550/arxiv.1802.01810 · pith_short_12: 6RQ3EL6CW7BJ · pith_short_16: 6RQ3EL6CW7BJOGTT · pith_short_8: 6RQ3EL6C

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/6RQ3EL6CW7BJOGTT3WWKYONVWJ \
  | 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: f461b22fc2b7c2971a73ddacac39b5b24be047d4bacf08d633476e3c9e2ee1b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc57d160b7ff7e1a87972ed0fbf302af5b8171667afa1201afcefc1e1542c1d7",
    "cross_cats_sorted": [
      "cs.DM",
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-02-06T06:14:19Z",
    "title_canon_sha256": "e2501603a83d37310016d570f0a00d14e85cd1d51143bf4ad15b411ddadaef56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01810",
    "kind": "arxiv",
    "version": 2
  }
}