Pith Number

pith:IAMMFSAA

pith:2019:IAMMFSAARFMJHE2EJLK4ZTGV26

not attested not anchored not stored refs pending

Core and Core-EP Inverses of Tensors

Haifeng Ma, Jajati Kesahri Sahoo, Predrag S. Stanimirovic, Ratikanta Behera, Vasilios N. Katsikis

arxiv:1905.07874 v1 · 2019-05-20 · 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{IAMMFSAARFMJHE2EJLK4ZTGV26}

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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

Reverse-order law for core inverse of tensors

Receipt and verification

First computed	2026-06-04T20:14:31.937310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4018c2c80089589393444ad5ccccd5d7a3db16bbc629b8bf87a9e0971724af0c

Aliases

arxiv: 1905.07874 · arxiv_version: 1905.07874v1 · doi: 10.48550/arxiv.1905.07874 · pith_short_12: IAMMFSAARFMJ · pith_short_16: IAMMFSAARFMJHE2E · pith_short_8: IAMMFSAA

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/IAMMFSAARFMJHE2EJLK4ZTGV26 \
  | 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: 4018c2c80089589393444ad5ccccd5d7a3db16bbc629b8bf87a9e0971724af0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e78b7fd1ccae5dce57ff10e2e56f61b2b031646b598e7127536780ffcff6fb3",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-05-20T05:12:48Z",
    "title_canon_sha256": "a14c88c76b68039470a216078a85632fd2a8001ab573f4408b7c400240419f3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07874",
    "kind": "arxiv",
    "version": 1
  }
}