Pith Number

pith:XZH23ZL3

pith:2013:XZH23ZL3NURDJ3K33RJMIORPFI

not attested not anchored not stored refs pending

Position-Momentum Uncertainty Relations in the Presence of Quantum Memory

Fabian Furrer, Marco Tomamichel, Mario Berta, Matthias Christandl, Volkher B. Scholz

arxiv:1308.4527 v2 · 2013-08-21 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZH23ZL3NURDJ3K33RJMIORPFI}

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	2026-05-18T02:29:55.218122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be4fade57b6d2234ed5bdc52c43a2f2a09f5b7f5dcab9483e59e7ec9cc89c6b4

Aliases

arxiv: 1308.4527 · arxiv_version: 1308.4527v2 · doi: 10.48550/arxiv.1308.4527 · pith_short_12: XZH23ZL3NURD · pith_short_16: XZH23ZL3NURDJ3K3 · pith_short_8: XZH23ZL3

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/XZH23ZL3NURDJ3K33RJMIORPFI \
  | 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: be4fade57b6d2234ed5bdc52c43a2f2a09f5b7f5dcab9483e59e7ec9cc89c6b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ef85540fe47bd2b2ead20ee5baa8e7a1cc6fe5a1dc687b3a17148256c0c853b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-08-21T09:57:40Z",
    "title_canon_sha256": "b2e97574b8cbb95f8c40cad6c473bb3927e4e573ef54a6120f8182a8f590f936"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4527",
    "kind": "arxiv",
    "version": 2
  }
}