Pith Number

pith:VWPQFTHL

pith:2016:VWPQFTHL4KCFDITN5SN5SECPVC

not attested not anchored not stored refs pending

Generic matrix polynomials with fixed rank and fixed degree

Andrii Dmytryshyn, Froil\'an M. Dopico

arxiv:1612.04085 v1 · 2016-12-13 · 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{VWPQFTHL4KCFDITN5SN5SECPVC}

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	2026-05-18T00:55:05.599936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9f02ccebe28451a26dec9bd9104fa8b7a0308afe1684c2d4af56efe290e3a1

Aliases

arxiv: 1612.04085 · arxiv_version: 1612.04085v1 · doi: 10.48550/arxiv.1612.04085 · pith_short_12: VWPQFTHL4KCF · pith_short_16: VWPQFTHL4KCFDITN · pith_short_8: VWPQFTHL

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/VWPQFTHL4KCFDITN5SN5SECPVC \
  | 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: ad9f02ccebe28451a26dec9bd9104fa8b7a0308afe1684c2d4af56efe290e3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d700107687041fc184e85a66bf51c78688c317ed795ab9d5a87af1a8ec42ae8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-13T10:19:27Z",
    "title_canon_sha256": "362fb37c01cf07416d7d1d4b23638c195ee87f3dd073adf6f040d4eb16602d48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04085",
    "kind": "arxiv",
    "version": 1
  }
}