Pith Number

pith:WVDISIKL

pith:2011:WVDISIKLRL53VYOB4ST2UEAXTR

not attested not anchored not stored refs pending

Blind Channel Estimation for Amplify-and-Forward Two-Way Relay Networks Employing M-PSK Modulation

Ioannis N. Psaromiligkos, Saeed Abdallah

arxiv:1101.4207 v2 · 2011-01-21 · cs.IT · math.IT · stat.OT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVDISIKLRL53VYOB4ST2UEAXTR}

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	2026-05-18T02:03:25.505063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b54689214b8afbbae1c1e4a7aa10179c5fb791ade773f4e10876dead3ba61426

Aliases

arxiv: 1101.4207 · arxiv_version: 1101.4207v2 · doi: 10.48550/arxiv.1101.4207 · pith_short_12: WVDISIKLRL53 · pith_short_16: WVDISIKLRL53VYOB · pith_short_8: WVDISIKL

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/WVDISIKLRL53VYOB4ST2UEAXTR \
  | 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: b54689214b8afbbae1c1e4a7aa10179c5fb791ade773f4e10876dead3ba61426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4b34a4d8050f150d3c4ad155f3098da3750424f1565f6f665a2d7020c6408ce",
    "cross_cats_sorted": [
      "math.IT",
      "stat.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-01-21T19:21:40Z",
    "title_canon_sha256": "3415a01f73a961a397739338c580d1509ae61ec5222d825093bed6e5b4eb1be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4207",
    "kind": "arxiv",
    "version": 2
  }
}