Pith Number

pith:SUAYKRQY

pith:2017:SUAYKRQY3OL3XKMI7Q3XO4A7YL

not attested not anchored not stored refs pending

Vector Quantization using the Improved Differential Evolution Algorithm for Image Compression

Sayan Nag

arxiv:1710.05311 v1 · 2017-10-15 · cs.CV · cs.MM · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUAYKRQY3OL3XKMI7Q3XO4A7YL}

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	2026-05-18T00:32:51.564886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9501854618db97bba988fc3777701fc2f4e2c799f49940d37625b101d46487e1

Aliases

arxiv: 1710.05311 · arxiv_version: 1710.05311v1 · doi: 10.48550/arxiv.1710.05311 · pith_short_12: SUAYKRQY3OL3 · pith_short_16: SUAYKRQY3OL3XKMI · pith_short_8: SUAYKRQY

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/SUAYKRQY3OL3XKMI7Q3XO4A7YL \
  | 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: 9501854618db97bba988fc3777701fc2f4e2c799f49940d37625b101d46487e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61a87f71db0d6eca47e521d4d78ba178243991e0287d0fc7c912bd6fa2fd34cd",
    "cross_cats_sorted": [
      "cs.MM",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-10-15T10:31:52Z",
    "title_canon_sha256": "91dcbb1d042de23fd89174d35a2c3f1b570e1af8d1ce069df9d64473da12df3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05311",
    "kind": "arxiv",
    "version": 1
  }
}