Pith Number

pith:RIS4DO7R

pith:2025:RIS4DO7RNOOVCMSCH6AGL5DTGN

not attested not anchored not stored refs pending

Memory effects in repeated uses of quantum channels

Gianluca Valentino, Hayden Zammit, Johann A. Briffa, Roberto Salazar, Tony J. G. Apollaro

arxiv:2511.05661 v1 · 2025-11-07 · 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{RIS4DO7RNOOVCMSCH6AGL5DTGN}

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	2026-07-27T01:19:52.196677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a25c1bbf16b9d5132423f8065f4733366a67c3f0539b97cb94464cba8a2dbbc

Aliases

arxiv: 2511.05661 · arxiv_version: 2511.05661v1 · doi: 10.48550/arxiv.2511.05661 · pith_short_12: RIS4DO7RNOOV · pith_short_16: RIS4DO7RNOOVCMSC · pith_short_8: RIS4DO7R

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/RIS4DO7RNOOVCMSCH6AGL5DTGN \
  | 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: 8a25c1bbf16b9d5132423f8065f4733366a67c3f0539b97cb94464cba8a2dbbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8da4dfe1ccc64efb1c43f718195d066a1480d624f3e014733a1be6392736098a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-11-07T19:00:14Z",
    "title_canon_sha256": "a6f881e5af390de3776a8cbb1ecc3839900e3c4d2d650d4f6b768dcf742281da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.05661",
    "kind": "arxiv",
    "version": 1
  }
}