Pith Number

pith:ANTV4EQV

pith:2014:ANTV4EQVXPSFK2LLHADECQ7EIF

not attested not anchored not stored refs pending

Preservation of the geometric quantum discord in noisy environments

Dong-Ping Tian, Ming-Liang Hu

arxiv:1402.0301 v2 · 2014-02-03 · 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{ANTV4EQVXPSFK2LLHADECQ7EIF}

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	2026-05-18T02:19:08.602709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03675e1215bbe455696b38064143e441467a84eb68065d09c4d232b53b6a916f

Aliases

arxiv: 1402.0301 · arxiv_version: 1402.0301v2 · doi: 10.48550/arxiv.1402.0301 · pith_short_12: ANTV4EQVXPSF · pith_short_16: ANTV4EQVXPSFK2LL · pith_short_8: ANTV4EQV

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/ANTV4EQVXPSFK2LLHADECQ7EIF \
  | 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: 03675e1215bbe455696b38064143e441467a84eb68065d09c4d232b53b6a916f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7786d08d4f1600ebe52e63ea17d39c8cc58317d9efb319b765510cfc8aadc265",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-03T08:07:11Z",
    "title_canon_sha256": "0a96aae80c86a17663769d34f94d6f67d0ee0d5fd9752416673c073ee638d5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0301",
    "kind": "arxiv",
    "version": 2
  }
}