Pith Number

pith:DAPBGBFB

pith:2008:DAPBGBFBU3BBUX6ETHEVZCW6DL

not attested not anchored not stored refs pending

Secure Lossless Compression with Side Information

Deniz Gunduz, Elza Erkip, H. Vincent Poor

arxiv:0803.1195 v1 · 2008-03-08 · 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{DAPBGBFBU3BBUX6ETHEVZCW6DL}

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	2026-05-18T00:58:48.620049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

181e1304a1a6c21a5fc499c95c8ade1aef7cafac67f4bada45f46bee30d3a7c2

Aliases

arxiv: 0803.1195 · arxiv_version: 0803.1195v1 · doi: 10.48550/arxiv.0803.1195 · pith_short_12: DAPBGBFBU3BB · pith_short_16: DAPBGBFBU3BBUX6E · pith_short_8: DAPBGBFB

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/DAPBGBFBU3BBUX6ETHEVZCW6DL \
  | 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: 181e1304a1a6c21a5fc499c95c8ade1aef7cafac67f4bada45f46bee30d3a7c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef17497da282db78f2dfe73904b863bb59249ae03567348943ad8eadda45d45d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-03-08T00:05:44Z",
    "title_canon_sha256": "9478b3d5051e4b685052ed11f5e83076fc82cdf7bdfe21a20c601151f9c6e2f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.1195",
    "kind": "arxiv",
    "version": 1
  }
}