Pith Number

pith:TCESH6YH

pith:2010:TCESH6YHX2HRP56L2OX3EIUIHV

not attested not anchored not stored refs pending

Cascade, Triangular and Two Way Source Coding with degraded side information at the second user

Haim Permuter, Tsachy Weissman, Yeow Khiang Chia

arxiv:1010.3726 v1 · 2010-10-18 · 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{TCESH6YHX2HRP56L2OX3EIUIHV}

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	2026-05-18T04:39:07.702758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

988923fb07be8f17f7cbd3afb222883d60295ac475fde5ff876c05706846818f

Aliases

arxiv: 1010.3726 · arxiv_version: 1010.3726v1 · doi: 10.48550/arxiv.1010.3726 · pith_short_12: TCESH6YHX2HR · pith_short_16: TCESH6YHX2HRP56L · pith_short_8: TCESH6YH

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/TCESH6YHX2HRP56L2OX3EIUIHV \
  | 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: 988923fb07be8f17f7cbd3afb222883d60295ac475fde5ff876c05706846818f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7c5dc69e189fd114011441afb8a4c5de08a7c4aca0d09eea167d1fd08a550cf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-10-18T20:41:15Z",
    "title_canon_sha256": "08086863cce07ee2e8a3d2de8359e1acd072367be8e7d308a758b9391c9f7d4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3726",
    "kind": "arxiv",
    "version": 1
  }
}