Pith Number

pith:2K22EGFE

pith:2014:2K22EGFERUIMADJNQIO6PLI3SW

not attested not anchored not stored refs pending

Bipartite separability of one parameter families of states using conditional quantum relative Tsallis entropy

A. K. Rajagopal, Anantha S Nayak, A. R. Usha Devi, Sudha

arxiv:1407.4386 v4 · 2014-07-16 · 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{2K22EGFERUIMADJNQIO6PLI3SW}

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	2026-05-18T01:32:08.414430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2b5a218a48d10c00d2d821de7ad1b9595e18ba55b678b1144fefb65d8e3b9bd

Aliases

arxiv: 1407.4386 · arxiv_version: 1407.4386v4 · doi: 10.48550/arxiv.1407.4386 · pith_short_12: 2K22EGFERUIM · pith_short_16: 2K22EGFERUIMADJN · pith_short_8: 2K22EGFE

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/2K22EGFERUIMADJNQIO6PLI3SW \
  | 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: d2b5a218a48d10c00d2d821de7ad1b9595e18ba55b678b1144fefb65d8e3b9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a22151d44a6015f680c84737087f53900c539c59b58a349beb6e217abecd9052",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-16T17:12:29Z",
    "title_canon_sha256": "e3954ccf50b49efd8e5da280a975c20d032b618fa09a47652cae18a4156c108b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4386",
    "kind": "arxiv",
    "version": 4
  }
}