Pith Number

pith:7K2PIZDI

pith:2010:7K2PIZDIFDWAIKBCHRIX7ARE7K

not attested not anchored not stored refs pending

On Multiple Decoding Attempts for Reed-Solomon Codes: A Rate-Distortion Approach

Henry D. Pfister, Krishna R. Narayanan, Phong S. Nguyen

arxiv:1005.4461 v3 · 2010-05-25 · 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{7K2PIZDIFDWAIKBCHRIX7ARE7K}

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	2026-05-18T02:23:56.146579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab4f4646828ec0428223c517f8224fa9177e3435a0f84732615b499304ff186

Aliases

arxiv: 1005.4461 · arxiv_version: 1005.4461v3 · doi: 10.48550/arxiv.1005.4461 · pith_short_12: 7K2PIZDIFDWA · pith_short_16: 7K2PIZDIFDWAIKBC · pith_short_8: 7K2PIZDI

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/7K2PIZDIFDWAIKBCHRIX7ARE7K \
  | 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: fab4f4646828ec0428223c517f8224fa9177e3435a0f84732615b499304ff186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d820a35a4c27583c2af65252c6cf85875901c304eca0223fe5c5cd2b3a2dd54",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-05-25T00:17:36Z",
    "title_canon_sha256": "44dc3296498a4be806d6758c5f5de5d6b1586969235d6ea803885fa9e2aa36c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.4461",
    "kind": "arxiv",
    "version": 3
  }
}