Pith Number

pith:KSXUEFNW

pith:2022:KSXUEFNWECFYK5ACPAJSGZ5H4I

not attested not anchored not stored refs pending

The Problem of Irreversible Change in Quantum Mechanics

Ovidiu Cristinel Stoica

arxiv:2204.02270 v3 · 2022-04-05 · quant-ph · math-ph · math.MP · physics.hist-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{KSXUEFNWECFYK5ACPAJSGZ5H4I}

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.

Cited by

1 paper in Pith

Exact quantum time compatible with positive energy

Receipt and verification

First computed	2026-07-05T04:27:30.895467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54af4215b6208b85740278132367a7e21769c21f6d569f0f4bbeffa360f5f94c

Aliases

arxiv: 2204.02270 · arxiv_version: 2204.02270v3 · doi: 10.48550/arxiv.2204.02270 · pith_short_12: KSXUEFNWECFY · pith_short_16: KSXUEFNWECFYK5AC · pith_short_8: KSXUEFNW

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/KSXUEFNWECFYK5ACPAJSGZ5H4I \
  | 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: 54af4215b6208b85740278132367a7e21769c21f6d569f0f4bbeffa360f5f94c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86eabceb0422f875a46ed5175799cc3f5b2b5713790a063617ca347975f7c735",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-04-05T15:03:45Z",
    "title_canon_sha256": "9995537d6183f475fea4164eb3e2b832e244ebaadaa801c94b2b225d05eff97d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.02270",
    "kind": "arxiv",
    "version": 3
  }
}