Pith Number

pith:LMNBHCH6

pith:2012:LMNBHCH63YPNKFRKQBTRUWLRRW

not attested not anchored not stored refs pending

On the uncertainty relations for an electron in a constant magnetic field

Francisco M. Fern\'andez

arxiv:1207.7069 v1 · 2012-07-30 · 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{LMNBHCH63YPNKFRKQBTRUWLRRW}

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	2026-05-18T03:49:46.851465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b1a1388fede1ed5162a80671a59718d8359a541d8e41d97deb349c7b55ac940

Aliases

arxiv: 1207.7069 · arxiv_version: 1207.7069v1 · doi: 10.48550/arxiv.1207.7069 · pith_short_12: LMNBHCH63YPN · pith_short_16: LMNBHCH63YPNKFRK · pith_short_8: LMNBHCH6

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/LMNBHCH63YPNKFRKQBTRUWLRRW \
  | 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: 5b1a1388fede1ed5162a80671a59718d8359a541d8e41d97deb349c7b55ac940

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6401f77703ae756bdf69c72547a1120f228f7ee1217cabf615467c0d44672108",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-30T13:42:09Z",
    "title_canon_sha256": "8ae8ca1441d3da29917e7e0ce6a357847192b1ac49c30e10642596fc01cd7170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7069",
    "kind": "arxiv",
    "version": 1
  }
}