Pith Number

pith:AQ7YQG4I

pith:2012:AQ7YQG4IHGFZPHLZYGTNWSWRVQ

not attested not anchored not stored refs pending

On the Coexistence of Macrocell Spatial Multiplexing and Cognitive Femtocells

Ansuman Adhikary, Giuseppe Caire

arxiv:1202.1449 v1 · 2012-02-07 · 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{AQ7YQG4IHGFZPHLZYGTNWSWRVQ}

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	2026-05-18T04:02:53.325432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

043f881b88398b979d79c1a6db4ad1ac3708de333a8ab9d7ee46bbbf3ac51a58

Aliases

arxiv: 1202.1449 · arxiv_version: 1202.1449v1 · doi: 10.48550/arxiv.1202.1449 · pith_short_12: AQ7YQG4IHGFZ · pith_short_16: AQ7YQG4IHGFZPHLZ · pith_short_8: AQ7YQG4I

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/AQ7YQG4IHGFZPHLZYGTNWSWRVQ \
  | 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: 043f881b88398b979d79c1a6db4ad1ac3708de333a8ab9d7ee46bbbf3ac51a58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b640f1218b24feccac31023b4e3ac2c59b515f6014bc72157130036ea12eeaa",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-07T15:45:58Z",
    "title_canon_sha256": "41c51a98e152a0a2e49266de4f8d57893ba8626d59176130267b003ae6898427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1449",
    "kind": "arxiv",
    "version": 1
  }
}