Pith Number

pith:F4JYBATA

pith:2013:F4JYBATAUIH6JNDXPNEFCGY24H

not attested not anchored not stored refs pending

Robust Subspace System Identification via Weighted Nuclear Norm Optimization

Dorsa Sadigh, Henrik Ohlsson, Sanjit A. Seshia, S. Shankar Sastry

arxiv:1312.2132 v1 · 2013-12-07 · cs.SY · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4JYBATAUIH6JNDXPNEFCGY24H}

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	2026-05-18T03:05:17.172492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f13808260a20fe4b4777b48511b1ae1e39ff461eb0d8006d980409bf1f18408

Aliases

arxiv: 1312.2132 · arxiv_version: 1312.2132v1 · doi: 10.48550/arxiv.1312.2132 · pith_short_12: F4JYBATAUIH6 · pith_short_16: F4JYBATAUIH6JNDX · pith_short_8: F4JYBATA

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/F4JYBATAUIH6JNDXPNEFCGY24H \
  | 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: 2f13808260a20fe4b4777b48511b1ae1e39ff461eb0d8006d980409bf1f18408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "962098def8547acb89d7a2c752987021d600c1d53b486e8481009efa20e3fc6b",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2013-12-07T19:19:03Z",
    "title_canon_sha256": "75e31504776fb0eba894db7b15eb2209dc99bcc2a1f4a2e633d8660d6fc963a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2132",
    "kind": "arxiv",
    "version": 1
  }
}