Pith Number

pith:OL4Q5YM4

pith:2015:OL4Q5YM42ZVIK7XFTWBVJWSJYH

not attested not anchored not stored refs pending

Quantum non-signalling assisted zero-error classical capacity of qubit channels

Jeonghoon Park, Soojoon Lee

arxiv:1510.05816 v1 · 2015-10-20 · 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{OL4Q5YM42ZVIK7XFTWBVJWSJYH}

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	2026-05-18T01:18:09.253445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72f90ee19cd66a857ee59d8354da49c1fa6dc090486032475b241696c293c0cc

Aliases

arxiv: 1510.05816 · arxiv_version: 1510.05816v1 · doi: 10.48550/arxiv.1510.05816 · pith_short_12: OL4Q5YM42ZVI · pith_short_16: OL4Q5YM42ZVIK7XF · pith_short_8: OL4Q5YM4

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/OL4Q5YM42ZVIK7XFTWBVJWSJYH \
  | 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: 72f90ee19cd66a857ee59d8354da49c1fa6dc090486032475b241696c293c0cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99d8325858d5d52183ca85d8b1ba019a3fd09e0b8a07c79a71230a0371634549",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-10-20T10:09:20Z",
    "title_canon_sha256": "3eb32f3e3c392c0e0208cbb7caaba1273555b1d9a3215879c5adc39e850490ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05816",
    "kind": "arxiv",
    "version": 1
  }
}