Pith Number

pith:TBMFP7N5

pith:2006:TBMFP7N53S64MZG77D56Q3L7CX

not attested not anchored not stored refs pending

Multivariate Polya-Schur classification problems in the Weyl algebra

Julius Borcea, Petter Br\"and\'en

arxiv:math/0606360 v6 · 2006-06-15 · math.CA · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TBMFP7N53S64MZG77D56Q3L7CX}

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	2026-05-18T03:57:39.181889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

985857fdbddcbdc664dff8fbe86d7f15fc38a94ebbc3cebd69c45cd26e3c9868

Aliases

arxiv: math/0606360 · arxiv_version: math/0606360v6 · doi: 10.48550/arxiv.math/0606360 · pith_short_12: TBMFP7N53S64 · pith_short_16: TBMFP7N53S64MZG7 · pith_short_8: TBMFP7N5

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/TBMFP7N53S64MZG77D56Q3L7CX \
  | 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: 985857fdbddcbdc664dff8fbe86d7f15fc38a94ebbc3cebd69c45cd26e3c9868

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e185843264f387a147c92deda50931b97d42e063ff9162130862b69de17897",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2006-06-15T14:15:28Z",
    "title_canon_sha256": "6f79d19915181bf46e87f7dc8c9cccc9ecda917c5052c049be066decb49e2b7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0606360",
    "kind": "arxiv",
    "version": 6
  }
}