Pith Number

pith:YLKZFHYY

pith:2018:YLKZFHYYVG6NJDSTGNIWT3ICNX

not attested not anchored not stored refs pending

Near optimal finite time identification of arbitrary linear dynamical systems

Alexander Rakhlin, Tuhin Sarkar

arxiv:1812.01251 v7 · 2018-12-04 · 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{YLKZFHYYVG6NJDSTGNIWT3ICNX}

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	2026-05-17T23:54:06.958620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2d5929f18a9bcd48e53335169ed026dc13db398b88d1a0f33fcf28328d05c76

Aliases

arxiv: 1812.01251 · arxiv_version: 1812.01251v7 · doi: 10.48550/arxiv.1812.01251 · pith_short_12: YLKZFHYYVG6N · pith_short_16: YLKZFHYYVG6NJDST · pith_short_8: YLKZFHYY

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/YLKZFHYYVG6NJDSTGNIWT3ICNX \
  | 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: c2d5929f18a9bcd48e53335169ed026dc13db398b88d1a0f33fcf28328d05c76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b68c008503602f0879f191e18729f45624e4cb35dc0ae2502044870a09758964",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-12-04T07:06:08Z",
    "title_canon_sha256": "a96134c9ebce415cbd83de439c213ca4123c589e728241e0302230e329b57475"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01251",
    "kind": "arxiv",
    "version": 7
  }
}