Pith Number

pith:6E4BB6XJ

pith:2019:6E4BB6XJBSTWRRU6A3IZI6ZQAL

not attested not anchored not stored refs pending

Experimental demonstration of memory-enhanced quantum communication

Bartholomeus Machielse, Christian T. Nguyen, David S. Levonian, Denis D. Sukachev, Dirk Englund, Erik N. Knall, Hongkun Park, Marko Lon\v{c}ar, Mihir K. Bhaskar, Mikhail D. Lukin, Ralf Riedinger

arxiv:1909.01323 v1 · 2019-09-03 · 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{6E4BB6XJBSTWRRU6A3IZI6ZQAL}

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	2026-07-05T00:56:30.777640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f13810fae90ca768c69e06d1947b3002c97a52bc1e6ff88725a272a90f59f0e6

Aliases

arxiv: 1909.01323 · arxiv_version: 1909.01323v1 · doi: 10.48550/arxiv.1909.01323 · pith_short_12: 6E4BB6XJBSTW · pith_short_16: 6E4BB6XJBSTWRRU6 · pith_short_8: 6E4BB6XJ

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/6E4BB6XJBSTWRRU6A3IZI6ZQAL \
  | 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: f13810fae90ca768c69e06d1947b3002c97a52bc1e6ff88725a272a90f59f0e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bd76cf612eb1f6c302b4b9618da44db0ffcf88b66f4907ce2495e52d0ac096c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-09-03T17:42:32Z",
    "title_canon_sha256": "0957dc6ca2063338f1a2dd61c6d6c2af449b54bc1f322b61becfc3b236062c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01323",
    "kind": "arxiv",
    "version": 1
  }
}