Pith Number

pith:6MJFDRI2

pith:2017:6MJFDRI25DVCSHS234GCXCZBMA

not attested not anchored not stored refs pending

Spectral Efficiency of Full-Duplex Multiuser System: Beamforming Design, User Grouping, and Time Allocation

Chuyen T. Nguyen, Hieu V. Nguyen, Oh-Soon Shin, Van-Dinh Nguyen

arxiv:1702.01223 v1 · 2017-02-04 · 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{6MJFDRI25DVCSHS234GCXCZBMA}

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	2026-05-18T00:51:24.118981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f31251c51ae8ea291e5adf0c2b8b2160187068813ce06769611913844f519a34

Aliases

arxiv: 1702.01223 · arxiv_version: 1702.01223v1 · doi: 10.48550/arxiv.1702.01223 · pith_short_12: 6MJFDRI25DVC · pith_short_16: 6MJFDRI25DVCSHS2 · pith_short_8: 6MJFDRI2

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/6MJFDRI25DVCSHS234GCXCZBMA \
  | 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: f31251c51ae8ea291e5adf0c2b8b2160187068813ce06769611913844f519a34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "744ecc96aae809e0a5d5901b0d04c4890e53621a22aa3fbe8fbab16248e7c54a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-04T01:46:53Z",
    "title_canon_sha256": "48b6acb23c774dda6e6af56b95852e0490dcd3f6bbebfaa1ec3f671a06750281"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01223",
    "kind": "arxiv",
    "version": 1
  }
}