Pith Number

pith:RWOF444A

pith:2016:RWOF444AP6ANS2ZGMNPEGT3TSA

not attested not anchored not stored refs pending

The Sum Rate of Vector Gaussian Multiple Description Coding with Tree-Structured Covariance Distortion Constraints

Jun Chen, Qiao Wang, Yinfei Xu

arxiv:1607.08297 v1 · 2016-07-28 · 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{RWOF444AP6ANS2ZGMNPEGT3TSA}

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	2026-05-18T01:10:19.457411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d9c5e73807f80d96b26635e434f739010636ef3dfaa6f46f81b50973b842a91

Aliases

arxiv: 1607.08297 · arxiv_version: 1607.08297v1 · doi: 10.48550/arxiv.1607.08297 · pith_short_12: RWOF444AP6AN · pith_short_16: RWOF444AP6ANS2ZG · pith_short_8: RWOF444A

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/RWOF444AP6ANS2ZGMNPEGT3TSA \
  | 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: 8d9c5e73807f80d96b26635e434f739010636ef3dfaa6f46f81b50973b842a91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3faaf8e0b20e79ea67653da2af4de2d6c37273cdc7a0c8d673723b99173e0915",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-07-28T02:36:36Z",
    "title_canon_sha256": "a47d3f9912af0412e0955ac00944ebd1d4751899e12d9545e4966114f6930de3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08297",
    "kind": "arxiv",
    "version": 1
  }
}