Pith Number

pith:AOJFJVPL

pith:2011:AOJFJVPLOMJFRATFHV7LM4I7E2

not attested not anchored not stored refs pending

Unconditional security proof of a deterministic quantum key distribution with a two-way quantum channel

Chi-Hang Fred Fung, Hua Lu, Qing-yu Cai, Xiongfeng Ma

arxiv:1111.0109 v1 · 2011-11-01 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOJFJVPLOMJFRATFHV7LM4I7E2}

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	2026-05-18T04:09:46.398096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

039254d5eb73125882653d7eb6711f268d9781ead26ea943b022e99e9c5e8f06

Aliases

arxiv: 1111.0109 · arxiv_version: 1111.0109v1 · doi: 10.48550/arxiv.1111.0109 · pith_short_12: AOJFJVPLOMJF · pith_short_16: AOJFJVPLOMJFRATF · pith_short_8: AOJFJVPL

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/AOJFJVPLOMJFRATFHV7LM4I7E2 \
  | 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: 039254d5eb73125882653d7eb6711f268d9781ead26ea943b022e99e9c5e8f06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5845d51c53c8c260cfaab098dbbe9d98c4e526188b1437872614c7ad05fc668b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-01T03:21:18Z",
    "title_canon_sha256": "bdc67f756b2f7bbd1fdadff462dad24b33292413a0a359fe2e36bc1f3e234ce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0109",
    "kind": "arxiv",
    "version": 1
  }
}