Pith Number

pith:LMT74E6M

pith:2015:LMT74E6MSZ4SUQPAQ3XDPIZA27

not attested not anchored not stored refs pending

No signaling and strong subadditivity condition for tomographic q-entropy of single qudit states

O. V. Man'ko, V. N. Chernega

arxiv:1504.03858 v1 · 2015-04-15 · 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{LMT74E6MSZ4SUQPAQ3XDPIZA27}

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	2026-05-17T23:54:27.287136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b27fe13cc96792a41e086ee37a320d7dc454e2f174e693677fab2c910af54ac

Aliases

arxiv: 1504.03858 · arxiv_version: 1504.03858v1 · doi: 10.48550/arxiv.1504.03858 · pith_short_12: LMT74E6MSZ4S · pith_short_16: LMT74E6MSZ4SUQPA · pith_short_8: LMT74E6M

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/LMT74E6MSZ4SUQPAQ3XDPIZA27 \
  | 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: 5b27fe13cc96792a41e086ee37a320d7dc454e2f174e693677fab2c910af54ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0eabd19390a3d47976d8b6b55a2171f90aa7d8e8b1edda002c3ae96dd5c0f9eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-15T10:56:11Z",
    "title_canon_sha256": "e6d9ca9f462f38d75c5f1d23b7a822827c9eb21b3907913ec4449f5277d56f51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03858",
    "kind": "arxiv",
    "version": 1
  }
}