Pith Number

pith:WKEY2UFI

pith:2018:WKEY2UFICU7W5ESNGBGIU7KO5T

not attested not anchored not stored refs pending

Common solution to a pair of non-linear matrix equations via fixed point results

Hiranmoy Garai, Lakshmi Kanta Dey

arxiv:1805.03474 v1 · 2018-05-09 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKEY2UFICU7W5ESNGBGIU7KO5T}

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	2026-05-18T00:16:20.123527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2898d50a8153f6e924d304c8a7d4eecfac7aa26a46cdd3865e836152c4a9dfc

Aliases

arxiv: 1805.03474 · arxiv_version: 1805.03474v1 · doi: 10.48550/arxiv.1805.03474 · pith_short_12: WKEY2UFICU7W · pith_short_16: WKEY2UFICU7W5ESN · pith_short_8: WKEY2UFI

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/WKEY2UFICU7W5ESNGBGIU7KO5T \
  | 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: b2898d50a8153f6e924d304c8a7d4eecfac7aa26a46cdd3865e836152c4a9dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5120537cbc0aa261d03bc52d27770676c0bd4b2f140d4b87829fbd7fca73dd2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-05-09T12:26:54Z",
    "title_canon_sha256": "b86ea682e900af5ca2fae4983cd7e334611e33d6dba3da353af6fe036bea4411"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03474",
    "kind": "arxiv",
    "version": 1
  }
}