Pith Number

pith:TXIU2AHG

pith:2008:TXIU2AHGLTR7TGZ7TP5MQ5DRVT

not attested not anchored not stored refs pending

Field test of a practical secure communication network with decoy-state quantum cryptography

Cheng-Zhi Peng, Hao Liang, Hao Yin, Jian Wang, Jian-Wei Pan, Kai Chen, Lei Ju, Teng-Yun Chen, Wei-Yue Liu, Wen-Qi Cai, Yang Liu, Zeng-Bing Chen

arxiv:0810.1264 v4 · 2008-10-07 · 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{TXIU2AHGLTR7TGZ7TP5MQ5DRVT}

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	2026-07-04T15:41:44.486173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dd14d00e65ce3f99b3f9bfac87471acd1319fec7bae0662d249fcf31662e4d5

Aliases

arxiv: 0810.1264 · arxiv_version: 0810.1264v4 · doi: 10.48550/arxiv.0810.1264 · pith_short_12: TXIU2AHGLTR7 · pith_short_16: TXIU2AHGLTR7TGZ7 · pith_short_8: TXIU2AHG

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/TXIU2AHGLTR7TGZ7TP5MQ5DRVT \
  | 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: 9dd14d00e65ce3f99b3f9bfac87471acd1319fec7bae0662d249fcf31662e4d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75aa2c4f540d8a2a2601b256035eb7956d0ad88a86fb36b865263d74af4fb962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-10-07T18:24:36Z",
    "title_canon_sha256": "f256c3007e7236c920e163c5949a1f10b4cc7e84b3bfc2af880f03b24fcb1d57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.1264",
    "kind": "arxiv",
    "version": 4
  }
}