Pith Number

pith:ER5IXW5F

pith:2017:ER5IXW5F7UR5Y2F4KBUT66VW5X

not attested not anchored not stored refs pending

Approximate broadcasting of quantum correlations

Kun Fang, Runyao Duan, Wei Xie, Xin Wang

arxiv:1705.06071 v2 · 2017-05-17 · 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{ER5IXW5F7UR5Y2F4KBUT66VW5X}

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	2026-05-18T00:38:02.583170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

247a8bdba5fd23dc68bc50693f7ab6edcf6e20d08a4f9e0ec410c6adf569ef52

Aliases

arxiv: 1705.06071 · arxiv_version: 1705.06071v2 · doi: 10.48550/arxiv.1705.06071 · pith_short_12: ER5IXW5F7UR5 · pith_short_16: ER5IXW5F7UR5Y2F4 · pith_short_8: ER5IXW5F

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/ER5IXW5F7UR5Y2F4KBUT66VW5X \
  | 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: 247a8bdba5fd23dc68bc50693f7ab6edcf6e20d08a4f9e0ec410c6adf569ef52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecfddddd4c429bfb4948c48849626d1b8b3b3c6188973f89a977fa736b00f266",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-05-17T09:56:37Z",
    "title_canon_sha256": "bfe88b808dea5e5b027875b7d41eaa71c4ee0ed1136b1322cdab65565a616cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06071",
    "kind": "arxiv",
    "version": 2
  }
}