Pith Number

pith:ZZ3Q5MOT

pith:2018:ZZ3Q5MOT5UJ7NS3JZ377WIJHMX

not attested not anchored not stored refs pending

The Capacity on Degraded Relay Broadcast Channel

Ke Wang, Yingying Ma, Youlong Wu

arxiv:1801.00992 v1 · 2018-01-03 · 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{ZZ3Q5MOT5UJ7NS3JZ377WIJHMX}

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	2026-05-18T00:26:48.137267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce770eb1d3ed13f6cb69cefffb212765dd29a10944aaaba27233da2cc3e20db7

Aliases

arxiv: 1801.00992 · arxiv_version: 1801.00992v1 · doi: 10.48550/arxiv.1801.00992 · pith_short_12: ZZ3Q5MOT5UJ7 · pith_short_16: ZZ3Q5MOT5UJ7NS3J · pith_short_8: ZZ3Q5MOT

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/ZZ3Q5MOT5UJ7NS3JZ377WIJHMX \
  | 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: ce770eb1d3ed13f6cb69cefffb212765dd29a10944aaaba27233da2cc3e20db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6679f7f86fd218c0af915c7c83120532e8203fdd714264a3712a897af8db286",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-01-03T13:15:50Z",
    "title_canon_sha256": "11d41811adb2816a59f14c5e80e305040c249ac3089328ea077f1fb038b0878b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00992",
    "kind": "arxiv",
    "version": 1
  }
}