Pith Number

pith:F7Y3Q43Y

pith:2018:F7Y3Q43YN7RMJAKICIW2KKOX6K

not attested not anchored not stored refs pending

Universal random codes: Capacity regions of the compound quantum multiple-access channel with one classical and one quantum sender

Gisbert Jan{\ss}en, Holger Boche, Sajad Saeedinaeeni

arxiv:1801.03692 v2 · 2018-01-11 · quant-ph · 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{F7Y3Q43YN7RMJAKICIW2KKOX6K}

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	2026-05-17T23:42:43.441494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ff1b873786fe2c48148122da529d7f2ac53583e13878d3c716beec6462a174c

Aliases

arxiv: 1801.03692 · arxiv_version: 1801.03692v2 · doi: 10.48550/arxiv.1801.03692 · pith_short_12: F7Y3Q43YN7RM · pith_short_16: F7Y3Q43YN7RMJAKI · pith_short_8: F7Y3Q43Y

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/F7Y3Q43YN7RMJAKICIW2KKOX6K \
  | 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: 2ff1b873786fe2c48148122da529d7f2ac53583e13878d3c716beec6462a174c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcabe5629b5fe7b5a56967d10bf9c4294b356ec123f5455f9420bb886cf39c61",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-11T10:03:37Z",
    "title_canon_sha256": "4bf3b71ec2e301bbb5cdbd741cb70b9c64fe9ad5c50dc8720bf332e4589b620d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03692",
    "kind": "arxiv",
    "version": 2
  }
}