Pith Number

pith:AFCMLRCY

pith:2019:AFCMLRCY2TMO2CYVF44XYSNUSM

not attested not anchored not stored refs pending

Experimental comparison of tomography and self-testing in certifying entanglement

Alexander Ling, Chithrabhanu Perumangatt, Koon Tong Goh, Valerio Scarani, Zhi Xian Lee

arxiv:1901.10127 v2 · 2019-01-29 · 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{AFCMLRCY2TMO2CYVF44XYSNUSM}

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	2026-07-04T23:52:03.336230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0144c5c458d4d8ed0b152f397c49b49332a2ffc6f813a97fba1e6977fc55d49b

Aliases

arxiv: 1901.10127 · arxiv_version: 1901.10127v2 · doi: 10.48550/arxiv.1901.10127 · pith_short_12: AFCMLRCY2TMO · pith_short_16: AFCMLRCY2TMO2CYV · pith_short_8: AFCMLRCY

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/AFCMLRCY2TMO2CYVF44XYSNUSM \
  | 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: 0144c5c458d4d8ed0b152f397c49b49332a2ffc6f813a97fba1e6977fc55d49b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf48c7df7dfa146ad6f0d95823f847a76386263391252a6dd95e3ff8a46ae43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-29T06:27:42Z",
    "title_canon_sha256": "a76bee46061dfe5662ae00dbf1d2d05217e86c4ad09182d87d3353062f5913b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10127",
    "kind": "arxiv",
    "version": 2
  }
}