Pith Number

pith:2YF4OMFW

pith:2018:2YF4OMFWZPM562HDTU2T6HTBOG

not attested not anchored not stored refs pending

On Algorithms for and Computing with the Tensor Ring Decomposition

Oscar Mickelin, Sertac Karaman

arxiv:1807.02513 v3 · 2018-07-06 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YF4OMFWZPM562HDTU2T6HTBOG}

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	2026-07-05T00:39:08.879653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d60bc730b6cbd9df68e39d353f1e617180a358f2fd8c8072a0481231fb381b97

Aliases

arxiv: 1807.02513 · arxiv_version: 1807.02513v3 · doi: 10.48550/arxiv.1807.02513 · pith_short_12: 2YF4OMFWZPM5 · pith_short_16: 2YF4OMFWZPM562HD · pith_short_8: 2YF4OMFW

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/2YF4OMFWZPM562HDTU2T6HTBOG \
  | 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: d60bc730b6cbd9df68e39d353f1e617180a358f2fd8c8072a0481231fb381b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cac7bb8a5ce2c86a59bec18bbd22634ba3ebd35f248ea970f2027708ba22d62",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-06T17:58:45Z",
    "title_canon_sha256": "fc4540c5510a660af6d6384813469ff8ff8e3873b403773bff7719a834742f27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02513",
    "kind": "arxiv",
    "version": 3
  }
}