Pith Number

pith:WB2JQYMM

pith:2013:WB2JQYMM2KWS7J57KA54OC26C7

not attested not anchored not stored refs pending

Power Decoding of Reed-Solomon Codes Revisited

Johan S. R. Nielsen

arxiv:1311.1940 v2 · 2013-11-08 · 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{WB2JQYMM2KWS7J57KA54OC26C7}

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	2026-05-18T02:51:25.234080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07498618cd2ad2fa7bf503bc70b5e17c06f0619c3be253c9221f6d8ce6fb8fe

Aliases

arxiv: 1311.1940 · arxiv_version: 1311.1940v2 · doi: 10.48550/arxiv.1311.1940 · pith_short_12: WB2JQYMM2KWS · pith_short_16: WB2JQYMM2KWS7J57 · pith_short_8: WB2JQYMM

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/WB2JQYMM2KWS7J57KA54OC26C7 \
  | 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: b07498618cd2ad2fa7bf503bc70b5e17c06f0619c3be253c9221f6d8ce6fb8fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dc657a310053b0328bdfd347c4f0a864cc35083192134d9eecaab2cdc7446cf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-11-08T11:31:22Z",
    "title_canon_sha256": "aedac9c91268d7c45cb907bb3eaa2bef00cc53dc72d7fc52de88da81652983bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1940",
    "kind": "arxiv",
    "version": 2
  }
}