Pith Number

pith:QRRPRXIE

pith:2017:QRRPRXIE2GZXZPKCYQ7JN3GGSC

not attested not anchored not stored refs pending

Entanglement swapping via three-step quantum walk-like protocol

Da-Chuang Li, Ming Yang, Nikola Paunkovic, Xiao-Man Li, Zhuo-Liang Cao

arxiv:1710.09981 v1 · 2017-10-27 · 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{QRRPRXIE2GZXZPKCYQ7JN3GGSC}

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	2026-05-18T00:29:59.223168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8462f8dd04d1b37cbd42c43e96ecc69083f26e5414a8c936e6a89c17f0236d23

Aliases

arxiv: 1710.09981 · arxiv_version: 1710.09981v1 · doi: 10.48550/arxiv.1710.09981 · pith_short_12: QRRPRXIE2GZX · pith_short_16: QRRPRXIE2GZXZPKC · pith_short_8: QRRPRXIE

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/QRRPRXIE2GZXZPKCYQ7JN3GGSC \
  | 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: 8462f8dd04d1b37cbd42c43e96ecc69083f26e5414a8c936e6a89c17f0236d23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d437962babd48fee58e25d6295e8e4a84afa73489a792e1190955586bea526c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-27T03:58:48Z",
    "title_canon_sha256": "763b0ce018b0f0ba96d59062c63e9d960aca378d9e08983fc85a5451f1c0c631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09981",
    "kind": "arxiv",
    "version": 1
  }
}