Pith Number

pith:MQWKA25S

pith:2013:MQWKA25SYQZZIV2DGMDI6YO5FQ

not attested not anchored not stored refs pending

A simple online competitive adaptation of Lempel-Ziv compression with efficient random access support

Akashnil Dutta, Dana Ron, Reut Levi, Ronitt Rubinfeld

arxiv:1301.2495 v1 · 2013-01-11 · 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{MQWKA25SYQZZIV2DGMDI6YO5FQ}

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	2026-05-18T03:36:37.772264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642ca06bb2c43394574333068f61dd2c3af63a61f335221af1eb240104d4d740

Aliases

arxiv: 1301.2495 · arxiv_version: 1301.2495v1 · doi: 10.48550/arxiv.1301.2495 · pith_short_12: MQWKA25SYQZZ · pith_short_16: MQWKA25SYQZZIV2D · pith_short_8: MQWKA25S

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/MQWKA25SYQZZIV2DGMDI6YO5FQ \
  | 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: 642ca06bb2c43394574333068f61dd2c3af63a61f335221af1eb240104d4d740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5800124f7113b9ad1ef70aae3d2e1bbc23362bc5b5bba752c122cefde66325f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-01-11T13:44:27Z",
    "title_canon_sha256": "dc6108ed9f32f057a05bf57cbba2ac4443b14449fa9e0a1d27c59227bf766a21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2495",
    "kind": "arxiv",
    "version": 1
  }
}