Pith Number

pith:QR7LN7C3

pith:2010:QR7LN7C32FODAP4A6ZWIAC6IZQ

not attested not anchored not stored refs pending

Group Based Interference Alignment

Jiandong Li, Qin Liu, Rui Chen, Yanjun Ma

arxiv:1007.1174 v3 · 2010-07-07 · 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{QR7LN7C32FODAP4A6ZWIAC6IZQ}

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	2026-05-18T00:59:10.823471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

847eb6fc5bd15c303f80f66c800bc8cc3bc762dcdbdf9a0643e05fc2db062b79

Aliases

arxiv: 1007.1174 · arxiv_version: 1007.1174v3 · doi: 10.48550/arxiv.1007.1174 · pith_short_12: QR7LN7C32FOD · pith_short_16: QR7LN7C32FODAP4A · pith_short_8: QR7LN7C3

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/QR7LN7C32FODAP4A6ZWIAC6IZQ \
  | 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: 847eb6fc5bd15c303f80f66c800bc8cc3bc762dcdbdf9a0643e05fc2db062b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a7924091315be6843cc3efe424fd440ba7dd3815b6fa870e5854d5e9b3525dd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-07-07T16:06:01Z",
    "title_canon_sha256": "3ab8fe42cdb6b6366f15e478cf2b3cbc9a71b6136dd3d8095cb5ffad1c87a525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1174",
    "kind": "arxiv",
    "version": 3
  }
}