Pith Number

pith:WK6TO3XZ

pith:2012:WK6TO3XZKECJUWFXJU6NJE6JAH

not attested not anchored not stored refs pending

Evolution of Quantum Discord and its Stability in Two-Qubit NMR Systems

Apoorva Patel, Hemant Katiyar, Soumya Singha Roy, T. S. Mahesh

arxiv:1203.1756 v2 · 2012-03-08 · 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{WK6TO3XZKECJUWFXJU6NJE6JAH}

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	2026-05-18T03:41:58.782623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2bd376ef951049a58b74d3cd493c901f2cc62552fc992c2b65962eb002a0d1c

Aliases

arxiv: 1203.1756 · arxiv_version: 1203.1756v2 · doi: 10.48550/arxiv.1203.1756 · pith_short_12: WK6TO3XZKECJ · pith_short_16: WK6TO3XZKECJUWFX · pith_short_8: WK6TO3XZ

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/WK6TO3XZKECJUWFXJU6NJE6JAH \
  | 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: b2bd376ef951049a58b74d3cd493c901f2cc62552fc992c2b65962eb002a0d1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b73f4af92e9d426642b83acb02065b65c8e06458d68d82c5828d7018dd7dc27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-08T11:33:44Z",
    "title_canon_sha256": "4d174e9d826e7faf978e2c4381ee80818013a4fbc69b34db2a599a490eb71e3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1756",
    "kind": "arxiv",
    "version": 2
  }
}