Pith Number

pith:KDZ4SQK7

pith:2018:KDZ4SQK7VPVRD3XV26XM6S4IXH

not attested not anchored not stored refs pending

Quantum hypothesis testing and state discrimination

A. K. Rajagopal, A. R. Usha Devi, J. Prabhu Tej, Syed Raunaq Ahmed

arxiv:1803.04944 v1 · 2018-03-13 · 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{KDZ4SQK7VPVRD3XV26XM6S4IXH}

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	2026-05-18T00:21:15.396277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f3c9415fabeb11eef5d7aecf4b88b9cede81b01aa028c5f290de1ba0e805df

Aliases

arxiv: 1803.04944 · arxiv_version: 1803.04944v1 · doi: 10.48550/arxiv.1803.04944 · pith_short_12: KDZ4SQK7VPVR · pith_short_16: KDZ4SQK7VPVRD3XV · pith_short_8: KDZ4SQK7

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/KDZ4SQK7VPVRD3XV26XM6S4IXH \
  | 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: 50f3c9415fabeb11eef5d7aecf4b88b9cede81b01aa028c5f290de1ba0e805df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fe872b00e1f91597d6f0f7b418e042fb319eb2f1e2e78ef5b79fa5604e0e3dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-13T17:20:37Z",
    "title_canon_sha256": "155f06f7f97956b5cbaa63db41598e18a505648ea9c54ee131553e201292ac17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04944",
    "kind": "arxiv",
    "version": 1
  }
}