Pith Number

pith:VFNRIKOK

pith:2017:VFNRIKOK34BJFMDOQ5TAGQYUAD

not attested not anchored not stored refs pending

An Upper Bound to Zero-Delay Rate Distortion via Kalman Filtering for Vector Gaussian Sources

Charalambos D. Charalambous, Jan Ostergaard, Milan Derpich, Photios A. Stavrou

arxiv:1701.06368 v3 · 2017-01-23 · 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{VFNRIKOK34BJFMDOQ5TAGQYUAD}

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	2026-05-18T00:37:48.017812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95b1429cadf0292b06e876603431400da370209816dd94bbc2a2c6a8f50edb9

Aliases

arxiv: 1701.06368 · arxiv_version: 1701.06368v3 · doi: 10.48550/arxiv.1701.06368 · pith_short_12: VFNRIKOK34BJ · pith_short_16: VFNRIKOK34BJFMDO · pith_short_8: VFNRIKOK

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/VFNRIKOK34BJFMDOQ5TAGQYUAD \
  | 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: a95b1429cadf0292b06e876603431400da370209816dd94bbc2a2c6a8f50edb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "674d53715bcaff558a79a0988c6cfed10cdbb3992bbc659349ba41197e51f02b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-23T13:04:01Z",
    "title_canon_sha256": "549ef05553d8a252fc6baae38a2e0c7078c1d95f0a470e4e4daa66830e81f594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06368",
    "kind": "arxiv",
    "version": 3
  }
}