Pith Number

pith:MEKFXZ5H

pith:2015:MEKFXZ5H46UUBZCE5TUL35IEZP

not attested not anchored not stored refs pending

On the controlled eigenvalue problem for stochastically perturbed multi-channel systems

Getachew K. Befekadu

arxiv:1501.01256 v3 · 2015-01-06 · 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{MEKFXZ5H46UUBZCE5TUL35IEZP}

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	2026-05-18T01:03:24.056036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61145be7a7e7a940e444ece8bdf504cbffac57c8102c43fef1f795a6decaec52

Aliases

arxiv: 1501.01256 · arxiv_version: 1501.01256v3 · doi: 10.48550/arxiv.1501.01256 · pith_short_12: MEKFXZ5H46UU · pith_short_16: MEKFXZ5H46UUBZCE · pith_short_8: MEKFXZ5H

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/MEKFXZ5H46UUBZCE5TUL35IEZP \
  | 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: 61145be7a7e7a940e444ece8bdf504cbffac57c8102c43fef1f795a6decaec52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfa5841903bc3ac5061bfcd7d7559ba84953c8d3590cf5b67b8f35766f6c6b38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-01-06T18:06:49Z",
    "title_canon_sha256": "1b1709645531fe1a4f060199212573e9ad9f04f4f42d5ca3bae4f8406db0e976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01256",
    "kind": "arxiv",
    "version": 3
  }
}