Pith Number

pith:U2G5X4NH

pith:2008:U2G5X4NHKBMQUSUYPKG3PXG6DP

not attested not anchored not stored refs pending

An Improved Scheme for Initial Ranging in OFDMA-based Networks

H. Vincent Poor, Luca Sanguinetti, Michele Morelli

arxiv:0802.4344 v1 · 2008-02-29 · cs.IT · cs.OH · 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{U2G5X4NHKBMQUSUYPKG3PXG6DP}

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	2026-05-18T00:58:48.640397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a68ddbf1a750590a4a987a8db7dcde1bfcde7b7868f019a9ef5a0876b74ea61b

Aliases

arxiv: 0802.4344 · arxiv_version: 0802.4344v1 · doi: 10.48550/arxiv.0802.4344 · pith_short_12: U2G5X4NHKBMQ · pith_short_16: U2G5X4NHKBMQUSUY · pith_short_8: U2G5X4NH

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/U2G5X4NHKBMQUSUYPKG3PXG6DP \
  | 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: a68ddbf1a750590a4a987a8db7dcde1bfcde7b7868f019a9ef5a0876b74ea61b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd9b112b2f0b8fd78170247d437a0b78fd21b1cd3c0144828fcabcb45d97ae5b",
    "cross_cats_sorted": [
      "cs.OH",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-02-29T20:09:34Z",
    "title_canon_sha256": "2d06ee00959523a547f3bbb45630f02e9d183ebf574e643cb16da537a99701df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.4344",
    "kind": "arxiv",
    "version": 1
  }
}