Pith Number

pith:HCRSV6GI

pith:2014:HCRSV6GIVLQKQVRCS2VJEVDBXH

not attested not anchored not stored refs pending

The null space of the Bezout matrix in any basis and gcd's

Gema M. Diaz-Toca, Mario Fioravanti

arxiv:1402.4952 v1 · 2014-02-20 · math.RA · 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{HCRSV6GIVLQKQVRCS2VJEVDBXH}

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	2026-05-18T02:58:31.553800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38a32af8c8aae0a8562296aa925461b9c0ea1109260cc0cf2c86c9987e2b621d

Aliases

arxiv: 1402.4952 · arxiv_version: 1402.4952v1 · doi: 10.48550/arxiv.1402.4952 · pith_short_12: HCRSV6GIVLQK · pith_short_16: HCRSV6GIVLQKQVRC · pith_short_8: HCRSV6GI

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/HCRSV6GIVLQKQVRCS2VJEVDBXH \
  | 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: 38a32af8c8aae0a8562296aa925461b9c0ea1109260cc0cf2c86c9987e2b621d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70b31cb9ae9993862bbc4ec2f6be0b93e169d379aa9d7e53674a365453939b3d",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-02-20T10:37:43Z",
    "title_canon_sha256": "89223f8a1e8a257f7f70a5541536f459900a0e7e28eb0947826a192dc571f822"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4952",
    "kind": "arxiv",
    "version": 1
  }
}