Pith Number

pith:IZ5P7EF3

pith:2014:IZ5P7EF35A2JOFGU3BNBDXHMAL

not attested not anchored not stored refs pending

Fundamental Finite Key Limits for One-Way Information Reconciliation in Quantum Key Distribution

Christoph Pacher, David Elkouss, Jesus Martinez-Mateo, Marco Tomamichel

arxiv:1401.5194 v2 · 2014-01-21 · 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{IZ5P7EF35A2JOFGU3BNBDXHMAL}

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	2026-05-18T00:33:24.316149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467aff90bbe8349714d4d85a11dcec02c89d020d49be43adbbe40e042741227b

Aliases

arxiv: 1401.5194 · arxiv_version: 1401.5194v2 · doi: 10.48550/arxiv.1401.5194 · pith_short_12: IZ5P7EF35A2J · pith_short_16: IZ5P7EF35A2JOFGU · pith_short_8: IZ5P7EF3

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/IZ5P7EF35A2JOFGU3BNBDXHMAL \
  | 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: 467aff90bbe8349714d4d85a11dcec02c89d020d49be43adbbe40e042741227b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eccc3482758586bfbfe0f585fd552cd00067697db34d5839a54517250a798ee",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-01-21T06:34:34Z",
    "title_canon_sha256": "f534a25124be08b869c8ae0f3afc8f2ea92f436eb8c3ea8947c3cb7515e4aaf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5194",
    "kind": "arxiv",
    "version": 2
  }
}