Pith Number

pith:QUFPVSUC

pith:2025:QUFPVSUC7KYXHUNJEPNQIHWTNG

not attested not anchored not stored refs pending

On universal quadratic inequalities for minors of TNN matrices

Alexander V. Karzanov, Gleb A. Koshevoy, Vladimir I. Danilov

arxiv:2506.03754 v2 · 2025-06-04 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUFPVSUC7KYXHUNJEPNQIHWTNG}

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	2026-07-05T11:47:24.164647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

850afaca82fab173d1a923db041ed3699bf9cc6792671d62b9fc785d461b76ca

Aliases

arxiv: 2506.03754 · arxiv_version: 2506.03754v2 · doi: 10.48550/arxiv.2506.03754 · pith_short_12: QUFPVSUC7KYX · pith_short_16: QUFPVSUC7KYXHUNJ · pith_short_8: QUFPVSUC

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/QUFPVSUC7KYXHUNJEPNQIHWTNG \
  | 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: 850afaca82fab173d1a923db041ed3699bf9cc6792671d62b9fc785d461b76ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38bd796a5d8d14a744768de00a939b9038bfb6f16dc40ab9f9df1cf20c28218e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-06-04T09:22:26Z",
    "title_canon_sha256": "0720e6f3c37fb6f95c7df3782cb769e4d6754a9245779d97bef736d90fa6efcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03754",
    "kind": "arxiv",
    "version": 2
  }
}