Pith Number

pith:S7J4DZAE

pith:2014:S7J4DZAEXUAIDDL62IVA4RP23D

not attested not anchored not stored refs pending

Minimum Input Selection for Structural Controllability

Alex Olshevsky

arxiv:1407.2884 v2 · 2014-07-10 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7J4DZAEXUAIDDL62IVA4RP23D}

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	2026-05-18T02:41:41.284253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d3c1e404bd00818d7ed22a0e45fad8cbe978a26950614e1fc7a73d1b3444b4

Aliases

arxiv: 1407.2884 · arxiv_version: 1407.2884v2 · doi: 10.48550/arxiv.1407.2884 · pith_short_12: S7J4DZAEXUAI · pith_short_16: S7J4DZAEXUAIDDL6 · pith_short_8: S7J4DZAE

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/S7J4DZAEXUAIDDL62IVA4RP23D \
  | 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: 97d3c1e404bd00818d7ed22a0e45fad8cbe978a26950614e1fc7a73d1b3444b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eb3992a4af4a25d5d64bac171e2bc4005f1aa361c62c6fc7aca9a8a991473c2",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-10T18:05:01Z",
    "title_canon_sha256": "bba9c454bd90ed91091848e51199a97ecb810a9ec8194ba8f386b0c875c156a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2884",
    "kind": "arxiv",
    "version": 2
  }
}