Pith Number

pith:L2ECHTJO

pith:2014:L2ECHTJOEHVE576C24SCE7AXQC

not attested not anchored not stored refs pending

Non-ideal classical measurements and quantum measurements: a comparative study

Amir Kalev, Lars M. Johansen, Pier A. Mello

arxiv:1405.6439 v1 · 2014-05-26 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2ECHTJOEHVE576C24SCE7AXQC}

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	2026-05-18T02:51:07.315878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e8823cd2e21ea4effc2d724227c1780a5e3789009f3aaa185dc40aa5f03e257

Aliases

arxiv: 1405.6439 · arxiv_version: 1405.6439v1 · doi: 10.48550/arxiv.1405.6439 · pith_short_12: L2ECHTJOEHVE · pith_short_16: L2ECHTJOEHVE576C · pith_short_8: L2ECHTJO

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/L2ECHTJOEHVE576C24SCE7AXQC \
  | 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: 5e8823cd2e21ea4effc2d724227c1780a5e3789009f3aaa185dc40aa5f03e257

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd7da27bd190fc386b850606a24b38d006b38ce310a582476eb3b3c20c8d1c92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-26T00:21:54Z",
    "title_canon_sha256": "3b884acb4ed216e933f7ce694a323893bc7487c377c80549dfe58b7ea9c9ef6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6439",
    "kind": "arxiv",
    "version": 1
  }
}