Pith Number

pith:OWYMHODK

pith:2017:OWYMHODKMMQEBRLNQNPRDTXRN4

not attested not anchored not stored refs pending

On Fremdervectors: Vectors Orthogonal to Their Images Under Linear Transformations

Matthew G. Reuter

arxiv:1708.04141 v2 · 2017-08-11 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWYMHODKMMQEBRLNQNPRDTXRN4}

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	2026-05-18T00:37:50.277324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75b0c3b86a632040c56d835f11cef16f10bbcff515e1226ce7eeaefe7cc1a66f

Aliases

arxiv: 1708.04141 · arxiv_version: 1708.04141v2 · doi: 10.48550/arxiv.1708.04141 · pith_short_12: OWYMHODKMMQE · pith_short_16: OWYMHODKMMQEBRLN · pith_short_8: OWYMHODK

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/OWYMHODKMMQEBRLNQNPRDTXRN4 \
  | 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: 75b0c3b86a632040c56d835f11cef16f10bbcff515e1226ce7eeaefe7cc1a66f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6df132f0b9371023ed490e6245a8edbd0c0a05793a730002969cbaf28211585",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-08-11T01:30:34Z",
    "title_canon_sha256": "b4add392cefb8534c221afae5060558e01fcc46beefc6148ea528f8923c846d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04141",
    "kind": "arxiv",
    "version": 2
  }
}