Pith Number

pith:NDNNABDM

pith:2012:NDNNABDM5ZNB7FUHGIPXRW4S7M

not attested not anchored not stored refs pending

Hybrid-system approach to fault-tolerant quantum communication

Ashley M. Stephens, Jingjing Huang, Kae Nemoto, William J. Munro

arxiv:1209.3851 v2 · 2012-09-18 · 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{NDNNABDM5ZNB7FUHGIPXRW4S7M}

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	2026-05-18T03:22:08.090769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68dad0046cee5a1f9687321f78db92fb35d1cc74f2f2b6aafdc74c2ace10057c

Aliases

arxiv: 1209.3851 · arxiv_version: 1209.3851v2 · doi: 10.48550/arxiv.1209.3851 · pith_short_12: NDNNABDM5ZNB · pith_short_16: NDNNABDM5ZNB7FUH · pith_short_8: NDNNABDM

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/NDNNABDM5ZNB7FUHGIPXRW4S7M \
  | 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: 68dad0046cee5a1f9687321f78db92fb35d1cc74f2f2b6aafdc74c2ace10057c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2f4392c62f797f1935bad2a189a49dd25e405f2b8794953cb60944e5bcc6618",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-18T05:52:56Z",
    "title_canon_sha256": "bae4e8f37cbd0025bf0f84277a90c6f75e716c00c95eb21a3be95a82f66a497c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3851",
    "kind": "arxiv",
    "version": 2
  }
}