Pith Number

pith:3IMVER5M

pith:2015:3IMVER5MRHSDCVNVPBXJ75Z7QA

not attested not anchored not stored refs pending

Reduced Complexity Decoding of n x n Algebraic Space-Time Codes

Amaro Barreal, Camilla Hollanti, David Karpuk

arxiv:1501.06686 v1 · 2015-01-27 · 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{3IMVER5MRHSDCVNVPBXJ75Z7QA}

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	2026-05-18T02:28:39.352425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da195247ac89e43155b5786e9ff73f800a6f8b7305923e36c2fd5822319ab819

Aliases

arxiv: 1501.06686 · arxiv_version: 1501.06686v1 · doi: 10.48550/arxiv.1501.06686 · pith_short_12: 3IMVER5MRHSD · pith_short_16: 3IMVER5MRHSDCVNV · pith_short_8: 3IMVER5M

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/3IMVER5MRHSDCVNVPBXJ75Z7QA \
  | 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: da195247ac89e43155b5786e9ff73f800a6f8b7305923e36c2fd5822319ab819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b14697ff0861c30380635635cc5ef7add4efe296e32504fa88830fc96ec4cb5b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-01-27T08:31:38Z",
    "title_canon_sha256": "ab6d585d253650ca3b0ac33f951457ea9692e142180e418f5e39338226ddea64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06686",
    "kind": "arxiv",
    "version": 1
  }
}