Pith Number

pith:4LEMLAAA

pith:2023:4LEMLAAAOIVGTYZWCUFDRA7CSE

not attested not anchored not stored refs pending

Compression of Entanglement Improves Quantum Communication

Armin Tavakoli, Bi-Heng Liu, Chuan-Feng Li, Emmanuel Zambrini Cruzeiro, Guang-Can Guo, Hao Tang, Jef Pauwels, Xiao-Min Hu, Yu-Feng Huang, Yu Guo

arxiv:2306.13495 v3 · 2023-06-23 · 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{4LEMLAAAOIVGTYZWCUFDRA7CSE}

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	2026-07-05T10:15:41.524226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c8c58000722a69e336150a3883e2912652712c69dc73769bef283827f7e4c7

Aliases

arxiv: 2306.13495 · arxiv_version: 2306.13495v3 · doi: 10.48550/arxiv.2306.13495 · pith_short_12: 4LEMLAAAOIVG · pith_short_16: 4LEMLAAAOIVGTYZW · pith_short_8: 4LEMLAAA

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/4LEMLAAAOIVGTYZWCUFDRA7CSE \
  | 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: e2c8c58000722a69e336150a3883e2912652712c69dc73769bef283827f7e4c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eda30ae5bb7cf357ae27cbf8599637e52b55373328c674fd15e9667f888f79c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-06-23T13:39:21Z",
    "title_canon_sha256": "ea55d2e121a99275b6706c3e7bc90b4e167d51f6c5aa3604b2842612e346fb03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.13495",
    "kind": "arxiv",
    "version": 3
  }
}