Pith Number

pith:JI6XCKJK

pith:2021:JI6XCKJKOFISCTNLRTLE2LFBI5

not attested not anchored not stored refs pending

Identification over Compound Multiple-Input Multiple-Output Broadcast Channels

Christian Deppe, Johannes Rosenberger, Uzi Pereg

arxiv:2110.15101 v2 · 2021-10-28 · 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{JI6XCKJKOFISCTNLRTLE2LFBI5}

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	2026-07-05T03:36:58.141777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a3d71292a7151214dab8cd64d2ca14765bc44eb134013ae1ff00d61991c358b

Aliases

arxiv: 2110.15101 · arxiv_version: 2110.15101v2 · doi: 10.48550/arxiv.2110.15101 · pith_short_12: JI6XCKJKOFIS · pith_short_16: JI6XCKJKOFISCTNL · pith_short_8: JI6XCKJK

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/JI6XCKJKOFISCTNLRTLE2LFBI5 \
  | 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: 4a3d71292a7151214dab8cd64d2ca14765bc44eb134013ae1ff00d61991c358b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a720cab117dcda834e925ae34d8d46b0a1451be4ba9de51046b040734b3800f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-10-28T13:31:56Z",
    "title_canon_sha256": "8355e0d4a9750ab2afc34be31792b8aaf0cf292f89aa536ea51977cfd3ceb1cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.15101",
    "kind": "arxiv",
    "version": 2
  }
}