Pith Number

pith:FZ5UO6LW

pith:2011:FZ5UO6LWK2NENA26KXVEL462SB

not attested not anchored not stored refs pending

Properties of sub-matrices of Sylvester matrices and triangular toeplitz matrices

robin hill, Uwe Schwerdtfeger, Yousong Luo

arxiv:1107.5340 v1 · 2011-07-12 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZ5UO6LWK2NENA26KXVEL462SB}

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	2026-05-18T04:16:52.245863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e7b477976569a46835e55ea45f3da906ff34763e4ff0bae0baf00f35600985d

Aliases

arxiv: 1107.5340 · arxiv_version: 1107.5340v1 · doi: 10.48550/arxiv.1107.5340 · pith_short_12: FZ5UO6LWK2NE · pith_short_16: FZ5UO6LWK2NENA26 · pith_short_8: FZ5UO6LW

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/FZ5UO6LWK2NENA26KXVEL462SB \
  | 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: 2e7b477976569a46835e55ea45f3da906ff34763e4ff0bae0baf00f35600985d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d7fa5d8b6e842e58c1bcff82e9433f3aac682637fb0bc7e57c9b9dd389317da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-07-12T11:58:38Z",
    "title_canon_sha256": "4c7942c27a4e691449a7ee2e7a2bbc80cd4390310451c720b5636abe23a1c424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5340",
    "kind": "arxiv",
    "version": 1
  }
}