Pith Number

pith:75XZXT6D

pith:2015:75XZXT6DII3YXLZWHECWQRV6IK

not attested not anchored not stored refs pending

Pilot Decontamination Through Pilot Sequence Hopping in Massive MIMO Systems

Elisabeth de Carvalho, Jesper H. S{\o}rensen

arxiv:1505.05717 v1 · 2015-05-21 · 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{75XZXT6DII3YXLZWHECWQRV6IK}

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	2026-05-18T02:03:53.645124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6f9bcfc342378baf3639056846be42be132a2eac67ef79cde946345e1d34e4

Aliases

arxiv: 1505.05717 · arxiv_version: 1505.05717v1 · doi: 10.48550/arxiv.1505.05717 · pith_short_12: 75XZXT6DII3Y · pith_short_16: 75XZXT6DII3YXLZW · pith_short_8: 75XZXT6D

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/75XZXT6DII3YXLZWHECWQRV6IK \
  | 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: ff6f9bcfc342378baf3639056846be42be132a2eac67ef79cde946345e1d34e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daf5540ab09fb534a6aedbde9a61af17bbd68da4fa986f5bb154cbd10c323d88",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-21T13:08:01Z",
    "title_canon_sha256": "1a79086d35ac558e1cb4d0185b72f0dd194b9a82324a1be94f1178691482dfc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05717",
    "kind": "arxiv",
    "version": 1
  }
}