Pith Number

pith:VF7UYZVG

pith:2011:VF7UYZVGNHHUJQPEP4NGJNIFNP

not attested not anchored not stored refs pending

On best rank one approximation of tensors

R. Pajarola, S. Friedland, S. K. Suter, V. Mehrmann

arxiv:1112.5914 v3 · 2011-12-27 · math.NA · 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{VF7UYZVGNHHUJQPEP4NGJNIFNP}

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	2026-05-18T02:21:26.920010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a97f4c66a669cf44c1e47f1a64b5056be14ef11af76c70cf5c84d1d4b48f388c

Aliases

arxiv: 1112.5914 · arxiv_version: 1112.5914v3 · doi: 10.48550/arxiv.1112.5914 · pith_short_12: VF7UYZVGNHHU · pith_short_16: VF7UYZVGNHHUJQPE · pith_short_8: VF7UYZVG

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/VF7UYZVGNHHUJQPEP4NGJNIFNP \
  | 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: a97f4c66a669cf44c1e47f1a64b5056be14ef11af76c70cf5c84d1d4b48f388c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7460ae7ab772aecf1fbaf3b1f938de298b6dc28e439d8eb40eef3e517b832a0",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-12-27T03:27:30Z",
    "title_canon_sha256": "c397265e9d490f7acdde370fa77a79bbce320080f8819813ada8e79351103365"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5914",
    "kind": "arxiv",
    "version": 3
  }
}