Pith Number

pith:6E4MQ5KS

pith:2012:6E4MQ5KSFUFB6HOXCYLUAYVAJ5

not attested not anchored not stored refs pending

Time and Space Efficient Lempel-Ziv Factorization based on Run Length Encoding

Hideo Bannai, Jun'ichi Yamamoto, Masayuki Takeda, Shunsuke Inenaga

arxiv:1204.5524 v3 · 2012-04-25 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6E4MQ5KSFUFB6HOXCYLUAYVAJ5}

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	2026-05-18T02:21:15.992037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f138c875522d0a1f1dd716174062a04f5d75e25da2b4643ac6b77444f515ac27

Aliases

arxiv: 1204.5524 · arxiv_version: 1204.5524v3 · doi: 10.48550/arxiv.1204.5524 · pith_short_12: 6E4MQ5KSFUFB · pith_short_16: 6E4MQ5KSFUFB6HOX · pith_short_8: 6E4MQ5KS

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/6E4MQ5KSFUFB6HOXCYLUAYVAJ5 \
  | 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: f138c875522d0a1f1dd716174062a04f5d75e25da2b4643ac6b77444f515ac27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42ab53fef27955c6e768c8982a8d2ab00d38c3bcdc2fa37595b4e19785b615ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-04-25T01:07:13Z",
    "title_canon_sha256": "118686b44fca17b4c4c39d9de85efa6fd8b8ec1c61d2ed3a2dc0498d3bfe06fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5524",
    "kind": "arxiv",
    "version": 3
  }
}