Pith Number

pith:N6MBKMOW

pith:2015:N6MBKMOWD3ORR5M6ZR4KSME46G

not attested not anchored not stored refs pending

A note on the reachability of a Fibonacci control system

Anna Chiara Lai

arxiv:1507.06464 v1 · 2015-07-23 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6MBKMOWD3ORR5M6ZR4KSME46G}

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	2026-05-18T01:36:24.892632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f981531d61edd18f59ecc78a9309cf19c9c72ce7e9a1641d5b58c49cfc3bcfc

Aliases

arxiv: 1507.06464 · arxiv_version: 1507.06464v1 · doi: 10.48550/arxiv.1507.06464 · pith_short_12: N6MBKMOWD3OR · pith_short_16: N6MBKMOWD3ORR5M6 · pith_short_8: N6MBKMOW

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/N6MBKMOWD3ORR5M6ZR4KSME46G \
  | 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: 6f981531d61edd18f59ecc78a9309cf19c9c72ce7e9a1641d5b58c49cfc3bcfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f0bd51f1f1002b722d6f5113eb41e0699ab8cee662371085e56b13e1cd3c70b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-07-23T12:14:12Z",
    "title_canon_sha256": "8010bea8e2e1017286ab5d31fab943d90e6e13d1960b815d21d072fe07598050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06464",
    "kind": "arxiv",
    "version": 1
  }
}