Pith Number

pith:BHGDVGFG

pith:2012:BHGDVGFG7FI2FZCSFGJKFSDAXJ

not attested not anchored not stored refs pending

Optimality Properties, Distributed Strategies, and Measurement-Based Evaluation of Coordinated Multicell OFDMA Transmission

Bj\"orn Ottersten, Emil Bj\"ornson, Mats Bengtsson, Niklas Jald\'en

arxiv:1209.2138 v1 · 2012-09-10 · 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{BHGDVGFG7FI2FZCSFGJKFSDAXJ}

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	2026-05-18T03:45:52.730858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09cc3a98a6f951a2e4522992a2c860ba7d40479aafe5b4514768c41e09a32102

Aliases

arxiv: 1209.2138 · arxiv_version: 1209.2138v1 · doi: 10.48550/arxiv.1209.2138 · pith_short_12: BHGDVGFG7FI2 · pith_short_16: BHGDVGFG7FI2FZCS · pith_short_8: BHGDVGFG

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/BHGDVGFG7FI2FZCSFGJKFSDAXJ \
  | 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: 09cc3a98a6f951a2e4522992a2c860ba7d40479aafe5b4514768c41e09a32102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02fcfdf6a90d65f25d1d433daaf4ceda30b7c9aa40bd8995695b6fa9653815e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-09-10T20:10:57Z",
    "title_canon_sha256": "e4472ce9553098729e2ba80550465cb4355ba77c3323dd01fcee5ee32aa77b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2138",
    "kind": "arxiv",
    "version": 1
  }
}