Pith Number

pith:GQXF6ESW

pith:2009:GQXF6ESWJIHSK7P42FP3YEDS7B

not attested not anchored not stored refs pending

Game theory and the frequency selective interference channel - A tutorial

Amir Leshem, Ephi Zehavi

arxiv:0903.2174 v1 · 2009-03-12 · cs.IT · cs.GT · 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{GQXF6ESWJIHSK7P42FP3YEDS7B}

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	2026-05-18T04:42:33.757823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342e5f12564a0f257dfcd15fbc1072f871185c31f0d964d7c371c49977aa10c5

Aliases

arxiv: 0903.2174 · arxiv_version: 0903.2174v1 · doi: 10.48550/arxiv.0903.2174 · pith_short_12: GQXF6ESWJIHS · pith_short_16: GQXF6ESWJIHSK7P4 · pith_short_8: GQXF6ESW

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/GQXF6ESWJIHSK7P42FP3YEDS7B \
  | 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: 342e5f12564a0f257dfcd15fbc1072f871185c31f0d964d7c371c49977aa10c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92075daffaa761d4f216c3f346cc79a9d11511abaed679158ca8099805958b68",
    "cross_cats_sorted": [
      "cs.GT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2009-03-12T14:42:13Z",
    "title_canon_sha256": "bb5be6eaee7537961865d907f34229c632c72386de2dd5e46d87c01294d6230c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2174",
    "kind": "arxiv",
    "version": 1
  }
}