Pith Number

pith:SY7XQCTO

pith:2015:SY7XQCTOSMSW673YVO7G3FK2NQ

not attested not anchored not stored refs pending

Riemannian preconditioning for tensor completion

Bamdev Mishra, Hiroyuki Kasai

arxiv:1506.02159 v2 · 2015-06-06 · cs.NA · cs.LG · 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{SY7XQCTOSMSW673YVO7G3FK2NQ}

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	2026-05-18T01:13:30.942580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

963f780a6e93256f7f78abbe6d955a6c37bc3cfc6c61cdc05762361edd238b71

Aliases

arxiv: 1506.02159 · arxiv_version: 1506.02159v2 · doi: 10.48550/arxiv.1506.02159 · pith_short_12: SY7XQCTOSMSW · pith_short_16: SY7XQCTOSMSW673Y · pith_short_8: SY7XQCTO

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/SY7XQCTOSMSW673YVO7G3FK2NQ \
  | 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: 963f780a6e93256f7f78abbe6d955a6c37bc3cfc6c61cdc05762361edd238b71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32a881ff71c47a1bd488818d68bbd1f9439af88a0fcea009a97479ae8ba27e3d",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2015-06-06T14:52:13Z",
    "title_canon_sha256": "abf9eab3b1c2cc051115ca95fca196999726d5bca44d4bca43f427543e38935e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02159",
    "kind": "arxiv",
    "version": 2
  }
}