Pith Number

pith:KLULAKBI

pith:2011:KLULAKBI2LQZTORTVBADBQITJC

not attested not anchored not stored refs pending

Lossless Coding with Generalised Criteria

Charalambos D. Charalambous, Farzad Rezaei, Themistoklis Charalambous

arxiv:1102.2207 v1 · 2011-02-10 · 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{KLULAKBI2LQZTORTVBADBQITJC}

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	2026-05-18T04:29:34.063001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52e8b02828d2e199ba33a84030c11348b0560d5965a4b5875d74423731335563

Aliases

arxiv: 1102.2207 · arxiv_version: 1102.2207v1 · doi: 10.48550/arxiv.1102.2207 · pith_short_12: KLULAKBI2LQZ · pith_short_16: KLULAKBI2LQZTORT · pith_short_8: KLULAKBI

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/KLULAKBI2LQZTORTVBADBQITJC \
  | 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: 52e8b02828d2e199ba33a84030c11348b0560d5965a4b5875d74423731335563

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f191823a5d8cc9b8d678763d60f0b535b789c4ffb4b73a6a1d02a9477d11da33",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-02-10T19:23:16Z",
    "title_canon_sha256": "52f0ac93a750a23154ac2022a4922c60a54783f263656cbae9a54b978da64fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2207",
    "kind": "arxiv",
    "version": 1
  }
}