Pith Number

pith:IU5QVPLO

pith:2020:IU5QVPLOYNVGOPTJNVMYBWDFGA

not attested not anchored not stored refs pending

Second-order optimization for tensors with fixed tensor-train rank

Michael Psenka, Nicolas Boumal

arxiv:2011.13395 v1 · 2020-11-26 · math.OC

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\usepackage{pith}
\pithnumber{IU5QVPLOYNVGOPTJNVMYBWDFGA}

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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.

Cited by

1 paper in Pith

Low-Rank Tensor Completion using Tensor Train Decomposition via Riemannian Optimization on the Quotient Geometry

Receipt and verification

First computed	2026-07-05T01:54:53.778191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453b0abd6ec36a673e696d5980d865303246f9428c72850effd328d2288a38bf

Aliases

arxiv: 2011.13395 · arxiv_version: 2011.13395v1 · doi: 10.48550/arxiv.2011.13395 · pith_short_12: IU5QVPLOYNVG · pith_short_16: IU5QVPLOYNVGOPTJ · pith_short_8: IU5QVPLO

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/IU5QVPLOYNVGOPTJNVMYBWDFGA \
  | 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: 453b0abd6ec36a673e696d5980d865303246f9428c72850effd328d2288a38bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "685e0f9cc44751262ae6ea3e0b8be9275a66828c602e174ecd5e797cf6e13e1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-11-26T17:16:52Z",
    "title_canon_sha256": "7ccad9154ea903631be52c2ece1a0b53efec9010c00c3b666f5c309d5f800b5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.13395",
    "kind": "arxiv",
    "version": 1
  }
}