Pith Number

pith:KPN64V54

pith:2014:KPN64V54AISAGU4IYKOZWPLQNN

not attested not anchored not stored refs pending

Further refinements of the Cauchy-Schwarz inequality for matrices

Mojtaba Bakherad

arxiv:1409.5535 v1 · 2014-09-19 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPN64V54AISAGU4IYKOZWPLQNN}

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	2026-05-18T02:33:00.950273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53dbee57bc0224035388c29d9b3d706b44786b6c9b83dc1a564acdc2c7e345a9

Aliases

arxiv: 1409.5535 · arxiv_version: 1409.5535v1 · doi: 10.48550/arxiv.1409.5535 · pith_short_12: KPN64V54AISA · pith_short_16: KPN64V54AISAGU4I · pith_short_8: KPN64V54

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/KPN64V54AISAGU4IYKOZWPLQNN \
  | 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: 53dbee57bc0224035388c29d9b3d706b44786b6c9b83dc1a564acdc2c7e345a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87534a5b360d529533337d7c4e29556c41dd27a4ede77fea7c4f86db2c4789db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-09-19T07:40:53Z",
    "title_canon_sha256": "4794df3dd985c60818c5abcfe684df291314f2d9079ea13e80fe07a185b8b0f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5535",
    "kind": "arxiv",
    "version": 1
  }
}