Pith Number

pith:NV6DGP2H

pith:2018:NV6DGP2HE3GOQ3R7O3C4P5MIH5

not attested not anchored not stored refs pending

Adaptive estimation and discrimination of Holevo-Werner channels

Stefano Pirandola, Thomas P. W. Cope

arxiv:1801.05441 v1 · 2018-01-16 · 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{NV6DGP2HE3GOQ3R7O3C4P5MIH5}

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	2026-05-18T00:25:41.222872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7c333f4726cce86e3f76c5c7f5883f6d88251e97390ea469da41187dbd97dc

Aliases

arxiv: 1801.05441 · arxiv_version: 1801.05441v1 · doi: 10.48550/arxiv.1801.05441 · pith_short_12: NV6DGP2HE3GO · pith_short_16: NV6DGP2HE3GOQ3R7 · pith_short_8: NV6DGP2H

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/NV6DGP2HE3GOQ3R7O3C4P5MIH5 \
  | 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: 6d7c333f4726cce86e3f76c5c7f5883f6d88251e97390ea469da41187dbd97dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d41e4957c1ff7d500103808077c89e893d2851cf0f1bc023718727d76bfb186",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-16T19:00:09Z",
    "title_canon_sha256": "0a3a9efb8a0040f5bf30414302bb8a2d71a7dc4c47c01697f2a0400d28144854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05441",
    "kind": "arxiv",
    "version": 1
  }
}