Pith Number

pith:RJ5UIX75

pith:2007:RJ5UIX75MTMLXDMV753U3TM43Z

not attested not anchored not stored refs pending

On the Distortion SNR Exponent of Some Layered Transmission Schemes

Giuseppe Caire, Kapil Bhattad, Krishna R. Narayanan

arxiv:cs/0703035 v2 · 2007-03-08 · 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{RJ5UIX75MTMLXDMV753U3TM43Z}

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	2026-05-18T00:58:05.058487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7b445ffd64d8bb8d95ff774dcd9cde4f0591b48a1a8627204e47a0656f6526

Aliases

arxiv: cs/0703035 · arxiv_version: cs/0703035v2 · doi: 10.48550/arxiv.cs/0703035 · pith_short_12: RJ5UIX75MTML · pith_short_16: RJ5UIX75MTMLXDMV · pith_short_8: RJ5UIX75

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/RJ5UIX75MTMLXDMV753U3TM43Z \
  | 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: 8a7b445ffd64d8bb8d95ff774dcd9cde4f0591b48a1a8627204e47a0656f6526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07171c312eee779ef550b3cfb59e9dda08534df105b14459055ac1a0f1b0607d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2007-03-08T20:00:52Z",
    "title_canon_sha256": "956b5f06ddef69aa3ed74cf5b4c50dca852eae115f4c8af820a9ab9f2790fdd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0703035",
    "kind": "arxiv",
    "version": 2
  }
}