Pith Number

pith:E3MVFTPG

pith:2014:E3MVFTPGHT4IGPCF6XEFTPDBSY

not attested not anchored not stored refs pending

Direct tests of measurement uncertainty relations: what it takes

Neil Stevens, Paul Busch

arxiv:1407.7752 v2 · 2014-07-29 · 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{E3MVFTPGHT4IGPCF6XEFTPDBSY}

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	2026-05-18T02:26:10.556149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26d952cde63cf8833c45f5c859bc61960a13a0c89123dab5a5fc6d962c6926a9

Aliases

arxiv: 1407.7752 · arxiv_version: 1407.7752v2 · doi: 10.48550/arxiv.1407.7752 · pith_short_12: E3MVFTPGHT4I · pith_short_16: E3MVFTPGHT4IGPCF · pith_short_8: E3MVFTPG

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/E3MVFTPGHT4IGPCF6XEFTPDBSY \
  | 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: 26d952cde63cf8833c45f5c859bc61960a13a0c89123dab5a5fc6d962c6926a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fe1ce4992ff40602fc7013b666c6ba9a53a7d547779aa1b61ee8ed73719ba1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-29T15:21:21Z",
    "title_canon_sha256": "58a60d81617cb0d343b6291de361656d055f51c8dab417268b2d02cc1fbfd761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7752",
    "kind": "arxiv",
    "version": 2
  }
}