Pith Number

pith:N4JP6QZM

pith:2014:N4JP6QZM4HND4PDRT7B3GAKLIO

not attested not anchored not stored refs pending

Counterfactual quantum-information transfer

Hong-Fu Wang, Li Chen, Liu-Yong Cheng, Qi Guo, Shou Zhang

arxiv:1404.6401 v1 · 2014-04-25 · 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{N4JP6QZM4HND4PDRT7B3GAKLIO}

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	2026-05-18T02:53:16.595562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f12ff432ce1da3e3c719fc3b3014b4380a71b660a136fe7595e685e233ddbe5

Aliases

arxiv: 1404.6401 · arxiv_version: 1404.6401v1 · doi: 10.48550/arxiv.1404.6401 · pith_short_12: N4JP6QZM4HND · pith_short_16: N4JP6QZM4HND4PDR · pith_short_8: N4JP6QZM

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/N4JP6QZM4HND4PDRT7B3GAKLIO \
  | 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: 6f12ff432ce1da3e3c719fc3b3014b4380a71b660a136fe7595e685e233ddbe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3a2cd019b7c2af0a9a4fee27eebda4e803fb25997502cce7d2d90e6ec2230ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-25T11:36:54Z",
    "title_canon_sha256": "f60f74be97400c4cb33535b0c0190b639e0202cecf938504152bfb729338be68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6401",
    "kind": "arxiv",
    "version": 1
  }
}