Pith Number

pith:5NO62SVI

pith:2010:5NO62SVIOFQ7JJEXGZN3GM7R4F

not attested not anchored not stored refs pending

Sparse Channel Estimation for Amplify-and-Forward Two-way Relay Network with Compressed Sensing

Fumiyuki Adachi, Guan Gui, Qun Wan, Wei Peng

arxiv:1008.5254 v2 · 2010-08-31 · 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{5NO62SVIOFQ7JJEXGZN3GM7R4F}

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	2026-05-18T03:20:19.071436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb5ded4aa87161f4a497365bb333f1e17793e412cee3c1bab2e4f22dd3c031d5

Aliases

arxiv: 1008.5254 · arxiv_version: 1008.5254v2 · doi: 10.48550/arxiv.1008.5254 · pith_short_12: 5NO62SVIOFQ7 · pith_short_16: 5NO62SVIOFQ7JJEX · pith_short_8: 5NO62SVI

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/5NO62SVIOFQ7JJEXGZN3GM7R4F \
  | 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: eb5ded4aa87161f4a497365bb333f1e17793e412cee3c1bab2e4f22dd3c031d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bf9bdab3ef67e000189530e49532082cd2f77253666410cef10e3ea8dc5308b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-08-31T08:25:08Z",
    "title_canon_sha256": "fd4ab5b5101797b9b940bea30752bf6ef15c542d79020c8f1690a4aa8f5a773e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.5254",
    "kind": "arxiv",
    "version": 2
  }
}