Pith Number

pith:7EJGNLYY

pith:2026:7EJGNLYYKN36L53YADT6FLJG4O

not attested not anchored not stored refs pending

Distinguishing quantum processes with bounded coherent memory

Felix C. Binder, Magdalini Zonnios

arxiv:2606.19511 v1 · 2026-06-17 · 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{7EJGNLYYKN36L53YADT6FLJG4O}

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	2026-06-19T16:12:27.519624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f91266af185377e5f77800e7e2ad26e3bf59f3370e6699bfe86e4390766ce085

Aliases

arxiv: 2606.19511 · arxiv_version: 2606.19511v1 · doi: 10.48550/arxiv.2606.19511 · pith_short_12: 7EJGNLYYKN36 · pith_short_16: 7EJGNLYYKN36L53Y · pith_short_8: 7EJGNLYY

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/7EJGNLYYKN36L53YADT6FLJG4O \
  | 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: f91266af185377e5f77800e7e2ad26e3bf59f3370e6699bfe86e4390766ce085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0d2a506a6b9cd3ed08df928b054270b716d6b129d448c7173d7f9eb3afd9b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-17T18:52:19Z",
    "title_canon_sha256": "8ea8bf0e168eec28bcd5cc6caf110324873772508aa45c0b2dfc002321de0279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19511",
    "kind": "arxiv",
    "version": 1
  }
}