Pith Number

pith:XOH7E5DJ

pith:2017:XOH7E5DJXZ2SNYBUXYHH6OPNRO

not attested not anchored not stored refs pending

Optimal Sensor Design and Zero-Delay Source Coding for Continuous-Time Vector Gauss-Markov Processes

Mikael Skoglund, Takashi Tanaka, Valeri Ugrinovskii

arxiv:1709.03026 v1 · 2017-09-10 · math.OC · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XOH7E5DJXZ2SNYBUXYHH6OPNRO}

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	2026-05-18T00:35:39.652579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb8ff27469be7526e034be0e7f39ed8b84c47fc87a78a3c28b2449427a94b549

Aliases

arxiv: 1709.03026 · arxiv_version: 1709.03026v1 · doi: 10.48550/arxiv.1709.03026 · pith_short_12: XOH7E5DJXZ2S · pith_short_16: XOH7E5DJXZ2SNYBU · pith_short_8: XOH7E5DJ

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/XOH7E5DJXZ2SNYBUXYHH6OPNRO \
  | 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: bb8ff27469be7526e034be0e7f39ed8b84c47fc87a78a3c28b2449427a94b549

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3b71fca8c911769a2c0fc929ccfe3a434faea05338e8425573c58cac738c3b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-09-10T01:29:15Z",
    "title_canon_sha256": "048db39768faf9e1bcb82d01d946c401bff8713cc856e7fec3614f344ec72c06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03026",
    "kind": "arxiv",
    "version": 1
  }
}