Pith Number

pith:XT4GTOOK

pith:2026:XT4GTOOKW2CFN2LRJQAG2JSYEX

not attested not anchored not stored refs pending

Quantum signatures and semiclassical limitations in the transmission of Fock states

Daniel Julian Nader

arxiv:2605.18091 v1 · 2026-05-18 · 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{XT4GTOOKW2CFN2LRJQAG2JSYEX}

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	2026-05-20T00:05:15.503647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcf869b9cab68456e9714c006d265825c4b594914d672a0d27e8dabcfc89fe39

Aliases

arxiv: 2605.18091 · arxiv_version: 2605.18091v1 · doi: 10.48550/arxiv.2605.18091 · pith_short_12: XT4GTOOKW2CF · pith_short_16: XT4GTOOKW2CFN2LR · pith_short_8: XT4GTOOK

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/XT4GTOOKW2CFN2LRJQAG2JSYEX \
  | 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: bcf869b9cab68456e9714c006d265825c4b594914d672a0d27e8dabcfc89fe39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d17bd51b487e2d10b8dd98652033f3a48dcdb9ca725246afc1a03c3114290b46",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T09:06:44Z",
    "title_canon_sha256": "6173458488080f5f2f30495a5d5551e0d89214ec3e3699e9575b4a4a0c1b5824"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18091",
    "kind": "arxiv",
    "version": 1
  }
}