Pith Number

pith:AG2WBREG

pith:2013:AG2WBREGOT5CBRBUVDY6HQDIG7

not attested not anchored not stored refs pending

User Effects in Beam-Space MIMO

Halima Najibi, Julien Perruisseau-Carrier, Mohsen Yousefbeiki

arxiv:1310.8057 v2 · 2013-10-30 · 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{AG2WBREGOT5CBRBUVDY6HQDIG7}

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	2026-05-18T03:00:00.479195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01b560c48674fa20c434a8f1e3c06837f29a852f49eed9613049f1b56b334baa

Aliases

arxiv: 1310.8057 · arxiv_version: 1310.8057v2 · doi: 10.48550/arxiv.1310.8057 · pith_short_12: AG2WBREGOT5C · pith_short_16: AG2WBREGOT5CBRBU · pith_short_8: AG2WBREG

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/AG2WBREGOT5CBRBUVDY6HQDIG7 \
  | 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: 01b560c48674fa20c434a8f1e3c06837f29a852f49eed9613049f1b56b334baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f00494716a6dcc7f906183f02db66e2712d05ebff9e9f1a6745ef462b813df",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-10-30T08:05:50Z",
    "title_canon_sha256": "3dd1ca4b04113628508c768a99f319ce3c54b93f3c91682e37eb781bf87c20b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8057",
    "kind": "arxiv",
    "version": 2
  }
}