Pith Number

pith:UZ4USXYX

pith:2016:UZ4USXYXMAUJBWS5Y526GJ34BX

not attested not anchored not stored refs pending

Towards optimal experimental tests on the reality of the quantum state

George C. Knee

arxiv:1609.01558 v2 · 2016-09-06 · quant-ph · physics.comp-ph · 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{UZ4USXYXMAUJBWS5Y526GJ34BX}

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	2026-05-18T00:51:16.438765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a679495f17602890da5dc775e3277c0ddd6bdf68767ec29737bd3f22205d5e4a

Aliases

arxiv: 1609.01558 · arxiv_version: 1609.01558v2 · doi: 10.48550/arxiv.1609.01558 · pith_short_12: UZ4USXYXMAUJ · pith_short_16: UZ4USXYXMAUJBWS5 · pith_short_8: UZ4USXYX

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/UZ4USXYXMAUJBWS5Y526GJ34BX \
  | 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: a679495f17602890da5dc775e3277c0ddd6bdf68767ec29737bd3f22205d5e4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a4c401b10e101eecdb44c683ee1f611f78e4025a15df9a0c37fbd2b2d806e70",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-06T14:02:50Z",
    "title_canon_sha256": "c8091e2ff91bd857cd480b0eb7bd127431c0ec0e4cf42806602c718eb15e9262"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01558",
    "kind": "arxiv",
    "version": 2
  }
}