Pith Number

pith:QP62QDGU

pith:2018:QP62QDGU3JTE3J6U4J76ODPV7P

not attested not anchored not stored refs pending

Improved quantum entropic uncertainty relations

Shao-Ming Fei, Yunlong Xiao, Zhihao Ma, Zhihua Chen

arxiv:1810.02157 v1 · 2018-10-04 · 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{QP62QDGU3JTE3J6U4J76ODPV7P}

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	2026-05-18T00:00:47.591975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83fda80cd4da664da7d4e27fe70df5fbfa55acd789cc2d88ce6f6e55879438bb

Aliases

arxiv: 1810.02157 · arxiv_version: 1810.02157v1 · doi: 10.48550/arxiv.1810.02157 · pith_short_12: QP62QDGU3JTE · pith_short_16: QP62QDGU3JTE3J6U · pith_short_8: QP62QDGU

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/QP62QDGU3JTE3J6U4J76ODPV7P \
  | 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: 83fda80cd4da664da7d4e27fe70df5fbfa55acd789cc2d88ce6f6e55879438bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "296575cf1f939637245989be4b9e7f78b7ca7d906c8d1c0d3642c3c68ab502e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-04T11:53:12Z",
    "title_canon_sha256": "a8c3d20716e1d8c6fdfa8bc2ab26fac44fce1eec9d544109971acd4a9f17b9f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02157",
    "kind": "arxiv",
    "version": 1
  }
}