Pith Number

pith:A4BVCZGN

pith:2014:A4BVCZGNZIBGSYT2MLIMLNHYQ4

not attested not anchored not stored refs pending

Affine Combination of Two Adaptive Sparse Filters for Estimating Large Scale MIMO Channels

Guan Gui, Li Xu

arxiv:1407.6083 v1 · 2014-07-23 · 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{A4BVCZGNZIBGSYT2MLIMLNHYQ4}

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	2026-05-18T02:46:59.099912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07035164cdca0269627a62d0c5b4f88717b707b67376b6b3bc03c96198ab657d

Aliases

arxiv: 1407.6083 · arxiv_version: 1407.6083v1 · doi: 10.48550/arxiv.1407.6083 · pith_short_12: A4BVCZGNZIBG · pith_short_16: A4BVCZGNZIBGSYT2 · pith_short_8: A4BVCZGN

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/A4BVCZGNZIBGSYT2MLIMLNHYQ4 \
  | 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: 07035164cdca0269627a62d0c5b4f88717b707b67376b6b3bc03c96198ab657d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbc225942b477ccf9f4183188a8796ccdaa8f741683a0843f17453fdd58788f7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-07-23T01:18:15Z",
    "title_canon_sha256": "162b5dba10ef9fc3eb50dc9d50683cd57f2f04d682c36574e2b3a7afa03eeb2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6083",
    "kind": "arxiv",
    "version": 1
  }
}