Pith Number

pith:UP7MZ53M

pith:2018:UP7MZ53M66K5CDJ76Y2TLE7UYS

not attested not anchored not stored refs pending

Quantizers with Parameterized Distortion Measures

Hamid Jafarkhani, Jun Guo, Philipp Walk

arxiv:1811.02554 v1 · 2018-11-06 · 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{UP7MZ53M66K5CDJ76Y2TLE7UYS}

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	2026-05-18T00:01:23.930127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3feccf76cf795d10d3ff6353593f4c4b2986d2f70b523edb4e7149bd3a0ae99

Aliases

arxiv: 1811.02554 · arxiv_version: 1811.02554v1 · doi: 10.48550/arxiv.1811.02554 · pith_short_12: UP7MZ53M66K5 · pith_short_16: UP7MZ53M66K5CDJ7 · pith_short_8: UP7MZ53M

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/UP7MZ53M66K5CDJ76Y2TLE7UYS \
  | 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: a3feccf76cf795d10d3ff6353593f4c4b2986d2f70b523edb4e7149bd3a0ae99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1161eb6bbeeb52be8f73836c49b795e28ea44b8b1c2f0bfa0fd4ac3a73c55e1b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-11-06T18:55:19Z",
    "title_canon_sha256": "93a5a6664855a6f941683410e93dc210149c01d2e4b98ce1892867a5514900ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02554",
    "kind": "arxiv",
    "version": 1
  }
}