Pith Number

pith:MZOYYHWF

pith:2012:MZOYYHWFO5K4WL2B2GMC6WNLGI

not attested not anchored not stored refs pending

Lossless Data Compression at Finite Blocklengths

Ioannis Kontoyiannis, Sergio Verdu

arxiv:1212.2668 v1 · 2012-12-11 · cs.IT · math.IT · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZOYYHWFO5K4WL2B2GMC6WNLGI}

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	2026-05-18T03:38:35.736241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

665d8c1ec57755cb2f41d1982f59ab32086df5873d3e683dd983759c46beff6b

Aliases

arxiv: 1212.2668 · arxiv_version: 1212.2668v1 · doi: 10.48550/arxiv.1212.2668 · pith_short_12: MZOYYHWFO5K4 · pith_short_16: MZOYYHWFO5K4WL2B · pith_short_8: MZOYYHWF

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/MZOYYHWFO5K4WL2B2GMC6WNLGI \
  | 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: 665d8c1ec57755cb2f41d1982f59ab32086df5873d3e683dd983759c46beff6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "939a4055b3006a0680e4053e935c71e2d347297c12bb8cd36d9778e988d55b8e",
    "cross_cats_sorted": [
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-12-11T22:37:37Z",
    "title_canon_sha256": "a628cce488d102179a01c614af1d0a314a97f22bab08f34dcd70d7c45a457807"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2668",
    "kind": "arxiv",
    "version": 1
  }
}