Pith Number

pith:DWIP2EGJ

pith:2017:DWIP2EGJ6DQUVPM6L54GVS6B7O

not attested not anchored not stored refs pending

Theory of channel simulation and bounds for private communication

Carlo Ottaviani, Gaetana Spedalieri, Leonardo Banchi, Riccardo Laurenza, Samuel L. Braunstein, Stefano Pirandola, Thomas P. W. Cope

arxiv:1711.09909 v3 · 2017-11-27 · quant-ph · cond-mat.other · math-ph · math.MP · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWIP2EGJ6DQUVPM6L54GVS6B7O}

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	2026-05-18T00:12:56.128851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d90fd10c9f0e14abd9e5f786acbc1fbb5959953bc81a84b32c1ed0c9b274ad3

Aliases

arxiv: 1711.09909 · arxiv_version: 1711.09909v3 · doi: 10.48550/arxiv.1711.09909 · pith_short_12: DWIP2EGJ6DQU · pith_short_16: DWIP2EGJ6DQUVPM6 · pith_short_8: DWIP2EGJ

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/DWIP2EGJ6DQUVPM6L54GVS6B7O \
  | 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: 1d90fd10c9f0e14abd9e5f786acbc1fbb5959953bc81a84b32c1ed0c9b274ad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7968501e194965940777fd2b64e782fd12b835bb1bcbb7963bf3690ee2566691",
    "cross_cats_sorted": [
      "cond-mat.other",
      "math-ph",
      "math.MP",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-11-27T19:00:02Z",
    "title_canon_sha256": "f5444004ccba64ebff3ad8f8b5661e5be5320d0ee2d891ce0788243a6c7e4a0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09909",
    "kind": "arxiv",
    "version": 3
  }
}