Pith Number

pith:WOWEFPJ4

pith:2011:WOWEFPJ45DZIFLHXFEGYFHDR6Y

not attested not anchored not stored refs pending

Downlink Performance and Capacity of Distributed Antenna Systems

Andrea Goldsmith, Sina Firouzabadi

arxiv:1109.2957 v1 · 2011-09-14 · 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{WOWEFPJ45DZIFLHXFEGYFHDR6Y}

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	2026-05-18T04:13:06.642800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ac42bd3ce8f282acf7290d829c71f62edef3ef974ba7e9ed7249fda9d35ee8

Aliases

arxiv: 1109.2957 · arxiv_version: 1109.2957v1 · doi: 10.48550/arxiv.1109.2957 · pith_short_12: WOWEFPJ45DZI · pith_short_16: WOWEFPJ45DZIFLHX · pith_short_8: WOWEFPJ4

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/WOWEFPJ45DZIFLHXFEGYFHDR6Y \
  | 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: b3ac42bd3ce8f282acf7290d829c71f62edef3ef974ba7e9ed7249fda9d35ee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9562b946ddc88dd8b465c6ecf656387d30424a28a1d410cea1030569c0583c4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-09-14T00:40:59Z",
    "title_canon_sha256": "dbe812452721b5cdac98944db7f2711b37e71fdd1744a89ae14c545e6f559f1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2957",
    "kind": "arxiv",
    "version": 1
  }
}