Pith Number

pith:PTPHRMAC

pith:2014:PTPHRMACZILHQHZX2SCMZPMBXL

not attested not anchored not stored refs pending

Implementation of a Measurement-Device-Independent Entanglement Witness

He Lu, Jian-Wei Pan, Luo-Kan Chen, Ping Xu, Xiao Yuan, Xing-Can Yao, Xiongfeng Ma, Yu-Ao Chen

arxiv:1404.4205 v1 · 2014-04-16 · 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{PTPHRMACZILHQHZX2SCMZPMBXL}

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	2026-05-18T02:54:05.946333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cde78b002ca16781f37d484ccbd81bacd2eccd8e86af48154903309f0b661a0

Aliases

arxiv: 1404.4205 · arxiv_version: 1404.4205v1 · doi: 10.48550/arxiv.1404.4205 · pith_short_12: PTPHRMACZILH · pith_short_16: PTPHRMACZILHQHZX · pith_short_8: PTPHRMAC

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/PTPHRMACZILHQHZX2SCMZPMBXL \
  | 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: 7cde78b002ca16781f37d484ccbd81bacd2eccd8e86af48154903309f0b661a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b325fbfa563e1654115ee04ffba5a00667cc70f28ab1eb3d6b56c9875cefe9fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-16T11:07:27Z",
    "title_canon_sha256": "2d50cd77db4f7676cf190143715fab35bc7ce6c9dac2b6b7a4a2c458b478bc99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4205",
    "kind": "arxiv",
    "version": 1
  }
}