Pith Number

pith:UZQ7ESPR

pith:2008:UZQ7ESPR36GI3S2P7PCPXETD4E

not attested not anchored not stored refs pending

Lossless Compression with Security Constraints

Deniz Gunduz, Elza Erkip, H. Vincent Poor

arxiv:0805.2995 v1 · 2008-05-20 · 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{UZQ7ESPR36GI3S2P7PCPXETD4E}

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	2026-05-18T00:58:25.594938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a661f249f1df8c8dcb4ffbc4fb9263e115eb6f1de4365364b92b5ffaff01967e

Aliases

arxiv: 0805.2995 · arxiv_version: 0805.2995v1 · doi: 10.48550/arxiv.0805.2995 · pith_short_12: UZQ7ESPR36GI · pith_short_16: UZQ7ESPR36GI3S2P · pith_short_8: UZQ7ESPR

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/UZQ7ESPR36GI3S2P7PCPXETD4E \
  | 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: a661f249f1df8c8dcb4ffbc4fb9263e115eb6f1de4365364b92b5ffaff01967e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9480024f9ba15f4282031a950f5d5a21a3c93d2ad26afb0fe18dc439c6d7e06",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-05-20T02:23:42Z",
    "title_canon_sha256": "1ffa5d75a68a6151fa7188ba766e73f4bb3cd9b89213cbaf56f21054720badd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.2995",
    "kind": "arxiv",
    "version": 1
  }
}