Pith Number

pith:GDPDLJTU

pith:2026:GDPDLJTUYONT5PJCS4RFVRUESN

not attested not anchored not stored refs pending

Better Pauli Channel Learning with Maximum Likelihood Estimation

Alireza Seif, Bryan K. Clark, Daniel Belkin, Ewout van den Berg, Faisal Alam, Matthew Thibodeau

arxiv:2606.04096 v1 · 2026-06-02 · 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{GDPDLJTUYONT5PJCS4RFVRUESN}

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	2026-06-04T00:06:46.498536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30de35a674c39b3ebd2297225ac6849347ee0edd9dc80b62b80ff4bccd26a358

Aliases

arxiv: 2606.04096 · arxiv_version: 2606.04096v1 · doi: 10.48550/arxiv.2606.04096 · pith_short_12: GDPDLJTUYONT · pith_short_16: GDPDLJTUYONT5PJC · pith_short_8: GDPDLJTU

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/GDPDLJTUYONT5PJCS4RFVRUESN \
  | 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: 30de35a674c39b3ebd2297225ac6849347ee0edd9dc80b62b80ff4bccd26a358

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fed9f8b1eee9559c4058a52f989d63db58b71df55ec27728f3432f354a0a0b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-02T18:01:06Z",
    "title_canon_sha256": "7f2e586095f343a02375ebb93826e26baef486f4cfc520bda1d9a4da24a47a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04096",
    "kind": "arxiv",
    "version": 1
  }
}