Pith Number

pith:FOROLX74

pith:2026:FOROLX746RELDWW5WKEJNJLPUR

not attested not anchored not stored refs pending

Towards a quantum decision tree in a laser pumped four-level system

Dawit Hailuf Hailu

arxiv:2605.21756 v1 · 2026-05-20 · 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{FOROLX746RELDWW5WKEJNJLPUR}

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	2026-05-22T01:03:30.703901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ba2e5dffcf448b1daddb28896a56fa46b6f47bbe7498e3bb3680e89e9c4e267

Aliases

arxiv: 2605.21756 · arxiv_version: 2605.21756v1 · doi: 10.48550/arxiv.2605.21756 · pith_short_12: FOROLX746REL · pith_short_16: FOROLX746RELDWW5 · pith_short_8: FOROLX74

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/FOROLX746RELDWW5WKEJNJLPUR \
  | 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: 2ba2e5dffcf448b1daddb28896a56fa46b6f47bbe7498e3bb3680e89e9c4e267

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bd28824d7cc18c26bc649a0038ab69943627b1d15f31478a7cc61879a63b7a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-20T21:32:14Z",
    "title_canon_sha256": "e0fee6308180304100a50a5814c9e25ab56f1f4a277de73769444965e6fd5c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21756",
    "kind": "arxiv",
    "version": 1
  }
}