Pith Number

pith:QSORF4PY

pith:2001:QSORF4PY3DHYWYXQFBNTOEKPAS

not attested not anchored not stored refs pending

What Schr\"odinger's Cat is Telling

Guang-Jiong Ni

arxiv:quant-ph/0103064 v1 · 2001-03-12 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSORF4PY3DHYWYXQFBNTOEKPAS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:05:05.011645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849d12f1f8d8cf8b62f0285b37114f04b97630f3a948d78f1893a2a761803d35

Aliases

arxiv: quant-ph/0103064 · arxiv_version: quant-ph/0103064v1 · doi: 10.48550/arxiv.quant-ph/0103064 · pith_short_12: QSORF4PY3DHY · pith_short_16: QSORF4PY3DHYWYXQ · pith_short_8: QSORF4PY

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/QSORF4PY3DHYWYXQFBNTOEKPAS \
  | 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: 849d12f1f8d8cf8b62f0285b37114f04b97630f3a948d78f1893a2a761803d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49773d523fc5b14c724af775867bb2ab34c73bd2a9b068a663a0dc6c6e454e18",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-03-12T23:01:24Z",
    "title_canon_sha256": "9067e97de032bd48ca9f52e3dd2da4aa28af9ad9c68ad06a4408cac3aca0f35a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0103064",
    "kind": "arxiv",
    "version": 1
  }
}