Pith Number

pith:K537TYZJ

pith:2018:K537TYZJEKDDQLECILFGOXEKZE

not attested not anchored not stored refs pending

Computing control invariant sets in high dimension is easy

Mazen Alamir, Mirko Fiacchini

arxiv:1810.10372 v1 · 2018-10-23 · 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{K537TYZJEKDDQLECILFGOXEKZE}

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	2026-05-18T00:02:23.349329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5777f9e3292286382c8242ca675c8ac90e25021dcba44b53da4b32cee20552e5

Aliases

arxiv: 1810.10372 · arxiv_version: 1810.10372v1 · doi: 10.48550/arxiv.1810.10372 · pith_short_12: K537TYZJEKDD · pith_short_16: K537TYZJEKDDQLEC · pith_short_8: K537TYZJ

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/K537TYZJEKDDQLECILFGOXEKZE \
  | 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: 5777f9e3292286382c8242ca675c8ac90e25021dcba44b53da4b32cee20552e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "209855db4982f8ff759679b2d5bd5b52645ba797e7aab6131047600a07d7fea6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-10-23T06:26:08Z",
    "title_canon_sha256": "5ad7799ef5a62c4b46c31d93c9f443bb4e8308dde3b8b756313f32ad1ae53eb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10372",
    "kind": "arxiv",
    "version": 1
  }
}