Pith Number

pith:CUT6HDPI

pith:2019:CUT6HDPI2EHADQTQFPWLN5HGXO

not attested not anchored not stored refs pending

Techniques for System Information Broadcast in Cell-Free Massive MIMO

Emil Bj\"ornson, Erik G. Larsson, Marcus Karlsson

arxiv:1901.09554 v1 · 2019-01-28 · 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{CUT6HDPI2EHADQTQFPWLN5HGXO}

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	2026-05-17T23:55:24.514935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1527e38de8d10e01c2702becb6f4e6bbad4f4d2c88e74ec4fe7920a690e8955e

Aliases

arxiv: 1901.09554 · arxiv_version: 1901.09554v1 · doi: 10.48550/arxiv.1901.09554 · pith_short_12: CUT6HDPI2EHA · pith_short_16: CUT6HDPI2EHADQTQ · pith_short_8: CUT6HDPI

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/CUT6HDPI2EHADQTQFPWLN5HGXO \
  | 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: 1527e38de8d10e01c2702becb6f4e6bbad4f4d2c88e74ec4fe7920a690e8955e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fb37102eab182c50e7befd3d40755125dc53d73db4253df401d988e8bfb8fed",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-28T08:58:10Z",
    "title_canon_sha256": "fbbfb487308d1e9b9ea235539bc5e086fc1af61fb5b3c3610e04595928db3faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09554",
    "kind": "arxiv",
    "version": 1
  }
}