Pith Number

pith:J6LWTOB6

pith:2013:J6LWTOB64UBNNGVV6YEWUUIKS7

not attested not anchored not stored refs pending

Integer-valued polynomials over matrices and divided differences

Giulio Peruginelli

arxiv:1301.6332 v3 · 2013-01-27 · math.RA · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6LWTOB64UBNNGVV6YEWUUIKS7}

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	2026-05-18T00:04:24.568560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f9769b83ee502d69ab5f6096a510a97c30b346bdedbae572b22bf3c6021ed1c

Aliases

arxiv: 1301.6332 · arxiv_version: 1301.6332v3 · doi: 10.48550/arxiv.1301.6332 · pith_short_12: J6LWTOB64UBN · pith_short_16: J6LWTOB64UBNNGVV · pith_short_8: J6LWTOB6

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/J6LWTOB64UBNNGVV6YEWUUIKS7 \
  | 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: 4f9769b83ee502d69ab5f6096a510a97c30b346bdedbae572b22bf3c6021ed1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f775bb23b25872924c0ada8c04b12b96ed810bf269d852c61234ef0ab73dd07f",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-01-27T08:24:28Z",
    "title_canon_sha256": "38cebc7a593743d10f91401e9888c651556eea4f7b992bfb7a2ee0d2a1ed6bbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6332",
    "kind": "arxiv",
    "version": 3
  }
}