Pith Number

pith:CQEQFJY4

pith:2016:CQEQFJY4EMVS2YDBSUKJAA2BYF

not attested not anchored not stored refs pending

The sudden change phenomenon of quantum discord

Jonas Maziero, Lucas C. C\'eleri

arxiv:1610.02882 v2 · 2016-10-10 · 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{CQEQFJY4EMVS2YDBSUKJAA2BYF}

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	2026-05-18T00:41:01.543140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

140902a71c232b2d60619514900341c145a229fd126e4fbe6b6c60fe61cc09bb

Aliases

arxiv: 1610.02882 · arxiv_version: 1610.02882v2 · doi: 10.48550/arxiv.1610.02882 · pith_short_12: CQEQFJY4EMVS · pith_short_16: CQEQFJY4EMVS2YDB · pith_short_8: CQEQFJY4

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/CQEQFJY4EMVS2YDBSUKJAA2BYF \
  | 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: 140902a71c232b2d60619514900341c145a229fd126e4fbe6b6c60fe61cc09bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c68d2bc5a38dfa02b2fd9a9717eb1bc3d0b3a5380e0fd79ab2e39e8cc3d08ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-10-10T12:32:55Z",
    "title_canon_sha256": "e0dfcbe4aa7866999dcd5e13146e2296052fc0a00d1b84a73e27f780dd974938"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02882",
    "kind": "arxiv",
    "version": 2
  }
}