Pith Number

pith:EMJBPFT2

pith:2011:EMJBPFT2NQAHUCZW4DZ3CVQLWP

not attested not anchored not stored refs pending

On detection of quasiclassical states

Marek Ku\'s, Micha{\l} Oszmaniec

arxiv:1111.1005 v3 · 2011-11-03 · math-ph · math.MP · 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{EMJBPFT2NQAHUCZW4DZ3CVQLWP}

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	2026-05-18T01:59:45.714503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

231217967a6c007a0b36e0f3b1560bb3e1d89e245db9915445e05dec6979d26f

Aliases

arxiv: 1111.1005 · arxiv_version: 1111.1005v3 · doi: 10.48550/arxiv.1111.1005 · pith_short_12: EMJBPFT2NQAH · pith_short_16: EMJBPFT2NQAHUCZW · pith_short_8: EMJBPFT2

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/EMJBPFT2NQAHUCZW4DZ3CVQLWP \
  | 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: 231217967a6c007a0b36e0f3b1560bb3e1d89e245db9915445e05dec6979d26f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09bedb5c13ab3ee5ebbcf8049672ad36ad2988a629339cf9dd627afe6a4f0f44",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-11-03T22:31:10Z",
    "title_canon_sha256": "af8271743e278cafbc46430ce988af3af426adb78a89bd07ba6d961c8aad8c1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1005",
    "kind": "arxiv",
    "version": 3
  }
}