Pith Number

pith:423FCXFI

pith:2010:423FCXFIA4VWK65JUSDRBQHPPZ

not attested not anchored not stored refs pending

Open vs Closed Access Femtocells in the Uplink

Jeffrey G. Andrews, Ping Xia, Vikram Chandrasekhar

arxiv:1002.2964 v1 · 2010-02-15 · 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{423FCXFIA4VWK65JUSDRBQHPPZ}

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	2026-05-18T00:59:11.063357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6b6515ca8072b657ba9a48710c0ef7e535dceae9be5ada5152fc169d461a14c

Aliases

arxiv: 1002.2964 · arxiv_version: 1002.2964v1 · doi: 10.48550/arxiv.1002.2964 · pith_short_12: 423FCXFIA4VW · pith_short_16: 423FCXFIA4VWK65J · pith_short_8: 423FCXFI

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/423FCXFIA4VWK65JUSDRBQHPPZ \
  | 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: e6b6515ca8072b657ba9a48710c0ef7e535dceae9be5ada5152fc169d461a14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc0c95782e46436e90229be753ef4592beafb4bd0048f5407dbe337fe4806699",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-02-15T22:01:32Z",
    "title_canon_sha256": "07502e3c998be596bbd45f720fa9055b226af3218a4d98739fbf6b7254c1d359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2964",
    "kind": "arxiv",
    "version": 1
  }
}