Pith Number

pith:HD2WK2WM

pith:2014:HD2WK2WM7BELP3JAJTYYE5DTGE

not attested not anchored not stored refs pending

Schur Multipliers and Matrix Products

Aydin Sarraf, Dan Kucerovsky

arxiv:1406.2522 v2 · 2014-06-10 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HD2WK2WM7BELP3JAJTYYE5DTGE}

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	2026-05-18T02:49:45.359355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38f5656accf848b7ed204cf1827473310a5b822e84f15528a25b1214ffdff007

Aliases

arxiv: 1406.2522 · arxiv_version: 1406.2522v2 · doi: 10.48550/arxiv.1406.2522 · pith_short_12: HD2WK2WM7BEL · pith_short_16: HD2WK2WM7BELP3JA · pith_short_8: HD2WK2WM

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/HD2WK2WM7BELP3JAJTYYE5DTGE \
  | 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: 38f5656accf848b7ed204cf1827473310a5b822e84f15528a25b1214ffdff007

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77fed62b3dc9fa5ff3e9871182a7eb78f8839747d486c89090692a87c0c73705",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-06-10T12:17:31Z",
    "title_canon_sha256": "8b393d9b00a819b8094648e610a50755f45a68072dbf00c736989ccf03818e88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2522",
    "kind": "arxiv",
    "version": 2
  }
}