Pith Number

pith:6HQKHHC5

pith:2021:6HQKHHC5MQW7L2MSHJXGQZ7NP5

not attested not anchored not stored refs pending

Entanglement Swapping for Repeater Chains with Finite Memory Sizes

Don Towsley, Wenhan Dai

arxiv:2111.10994 v1 · 2021-11-22 · quant-ph · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6HQKHHC5MQW7L2MSHJXGQZ7NP5}

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.

Cited by

1 paper in Pith

Optimising entanglement distribution policies under classical communication constraints assisted by reinforcement learning

Receipt and verification

First computed	2026-07-05T03:33:58.842599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1e0a39c5d642df5e9923a6e6867ed7f7c0dd7bd66894ab8f83ee0c53e2e3a93

Aliases

arxiv: 2111.10994 · arxiv_version: 2111.10994v1 · doi: 10.48550/arxiv.2111.10994 · pith_short_12: 6HQKHHC5MQW7 · pith_short_16: 6HQKHHC5MQW7L2MS · pith_short_8: 6HQKHHC5

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/6HQKHHC5MQW7L2MSHJXGQZ7NP5 \
  | 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: f1e0a39c5d642df5e9923a6e6867ed7f7c0dd7bd66894ab8f83ee0c53e2e3a93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2498de77c444821858f2266cc037f1ffae0a5f2ebf9ff1edcba8384b61f16689",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-22T05:20:10Z",
    "title_canon_sha256": "158a9d65124f285f82971515c1be8fd885af9467d06160cba8e6ba5bfb7ddbdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.10994",
    "kind": "arxiv",
    "version": 1
  }
}