Pith Number

pith:X6EYK22K

pith:2013:X6EYK22KPG7GRKT54PLKLNDIVM

not attested not anchored not stored refs pending

Lossy Compression of Exponential and Laplacian Sources using Expansion Coding

Hongbo Si, O. Ozan Koyluoglu, Sriram Vishwanath

arxiv:1308.2338 v1 · 2013-08-10 · 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{X6EYK22KPG7GRKT54PLKLNDIVM}

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	2026-05-18T03:16:07.764020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf89856b4a79be68aa7de3d6a5b468ab37c873ec0132e304b194251fd1a06b46

Aliases

arxiv: 1308.2338 · arxiv_version: 1308.2338v1 · doi: 10.48550/arxiv.1308.2338 · pith_short_12: X6EYK22KPG7G · pith_short_16: X6EYK22KPG7GRKT5 · pith_short_8: X6EYK22K

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/X6EYK22KPG7GRKT54PLKLNDIVM \
  | 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: bf89856b4a79be68aa7de3d6a5b468ab37c873ec0132e304b194251fd1a06b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e80f428d58e7bc008d0114ccc60383345af969c4127786d331846beddbf6583",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-08-10T19:55:23Z",
    "title_canon_sha256": "4706cff43d1492ba4abff89b400f3d39dca8871852f0323a2c4d9fc321633af6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2338",
    "kind": "arxiv",
    "version": 1
  }
}