Pith Number

pith:RFWQIHE7

pith:2017:RFWQIHE7I5WAZNIFGEA3QHJ6OF

not attested not anchored not stored refs pending

On Non-Linear Markov Operators: surjectivity vs orthogonal preserving property

Ahmad Fadillah Embong, Farrukh Mukhamedov

arxiv:1701.01707 v1 · 2017-01-06 · math.FA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFWQIHE7I5WAZNIFGEA3QHJ6OF}

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	2026-05-18T00:53:16.188382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

896d041c9f476c0cb5053101b81d3e717ec9b56143a795a61cc910334421a1bc

Aliases

arxiv: 1701.01707 · arxiv_version: 1701.01707v1 · doi: 10.48550/arxiv.1701.01707 · pith_short_12: RFWQIHE7I5WA · pith_short_16: RFWQIHE7I5WAZNIF · pith_short_8: RFWQIHE7

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/RFWQIHE7I5WAZNIFGEA3QHJ6OF \
  | 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: 896d041c9f476c0cb5053101b81d3e717ec9b56143a795a61cc910334421a1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64501c594f71fe5771bde545af2b03b1ea6fc97f70d6aba25776098b08b19be3",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-01-06T17:43:24Z",
    "title_canon_sha256": "b5cd09af793b7cc3eb0a37fa14b733416d1ee28a31b130cb7946ac9fe09ea996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01707",
    "kind": "arxiv",
    "version": 1
  }
}