Pith Number

pith:OOMYLKRR

pith:2021:OOMYLKRRSBZO3QUSGE3O5SLJW3

not attested not anchored not stored refs pending

CS-Based CSIT Estimation for Downlink Pilot Decontamination in Multi-Cell FDD Massive MIMO

Yikun Mei, Zhen Gao

arxiv:2108.10090 v1 · 2021-08-23 · cs.IT · eess.SP · 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{OOMYLKRRSBZO3QUSGE3O5SLJW3}

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	2026-07-05T03:08:02.044143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

739985aa319072edc2923136eec969b6e1814b314102b8f35e775da7d2e68971

Aliases

arxiv: 2108.10090 · arxiv_version: 2108.10090v1 · doi: 10.48550/arxiv.2108.10090 · pith_short_12: OOMYLKRRSBZO · pith_short_16: OOMYLKRRSBZO3QUS · pith_short_8: OOMYLKRR

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/OOMYLKRRSBZO3QUSGE3O5SLJW3 \
  | 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: 739985aa319072edc2923136eec969b6e1814b314102b8f35e775da7d2e68971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91b57a26cee53efa4150451475dac5ed9ff617afcff04a094d0b471399c417bd",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-08-23T11:41:37Z",
    "title_canon_sha256": "f9fa1146b0c20be05ae1f94ce5db1405061ed26dad426eaea04f0712016c6669"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10090",
    "kind": "arxiv",
    "version": 1
  }
}