Pith Number

pith:ZQQHGUW7

pith:2016:ZQQHGUW7WCKVWAKHRZ5UXFCQ2E

not attested not anchored not stored refs pending

Degradability of Fermionic Gaussian Channels

Eli\v{s}ka Greplov\'a, G\'eza Giedke

arxiv:1604.01954 v2 · 2016-04-07 · 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{ZQQHGUW7WCKVWAKHRZ5UXFCQ2E}

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	2026-05-17T23:57:59.943219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc207352dfb0955b01478e7b4b9450d13568d3220e927a2b85dc4526c7944ca4

Aliases

arxiv: 1604.01954 · arxiv_version: 1604.01954v2 · doi: 10.48550/arxiv.1604.01954 · pith_short_12: ZQQHGUW7WCKV · pith_short_16: ZQQHGUW7WCKVWAKH · pith_short_8: ZQQHGUW7

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/ZQQHGUW7WCKVWAKHRZ5UXFCQ2E \
  | 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: cc207352dfb0955b01478e7b4b9450d13568d3220e927a2b85dc4526c7944ca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03341b76801eaa13c07b3ddbe7b5763a92040ef3d64171b07113244e7530a1c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-04-07T10:59:29Z",
    "title_canon_sha256": "8de8da922e2052f4147a174b2bc5570df13b70254ce0f63b8e6041d5781b9268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01954",
    "kind": "arxiv",
    "version": 2
  }
}