Pith Number

pith:D6YOBNBG

pith:2018:D6YOBNBGKTFDTG6C6NPLURO3KI

not attested not anchored not stored refs pending

Fundamental limitations for measurements in quantum many-body systems

Jianfeng Lu, Thomas Barthel

arxiv:1802.04378 v1 · 2018-02-12 · quant-ph · cond-mat.stat-mech · 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{D6YOBNBGKTFDTG6C6NPLURO3KI}

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	2026-05-18T00:07:00.622808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fb0e0b42654ca399bc2f35eba45db522337603f5308fdabfb2ff4c7490866bd

Aliases

arxiv: 1802.04378 · arxiv_version: 1802.04378v1 · doi: 10.48550/arxiv.1802.04378 · pith_short_12: D6YOBNBGKTFD · pith_short_16: D6YOBNBGKTFDTG6C · pith_short_8: D6YOBNBG

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/D6YOBNBGKTFDTG6C6NPLURO3KI \
  | 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: 1fb0e0b42654ca399bc2f35eba45db522337603f5308fdabfb2ff4c7490866bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876fff3711659e39cf92faecf29da6a34793e74822299a36b8854d5d09259853",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-12T22:13:48Z",
    "title_canon_sha256": "e9124bd420e4f209ea6bb1c9bd5dc543ae17e84c6fbcfedb32cb86a24885773d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04378",
    "kind": "arxiv",
    "version": 1
  }
}