Pith Number

pith:6TCTGCYD

pith:2014:6TCTGCYDITBHQMCNLLFXQMNVDI

not attested not anchored not stored refs pending

New inequality for density matrices of single qudit states

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

arxiv:1406.5838 v1 · 2014-06-23 · 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{6TCTGCYDITBHQMCNLLFXQMNVDI}

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	2026-05-17T23:54:27.356755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4c5330b0344c278304d5acb7831b51a3aab4a51f25a1348bf465e474ad13583

Aliases

arxiv: 1406.5838 · arxiv_version: 1406.5838v1 · doi: 10.48550/arxiv.1406.5838 · pith_short_12: 6TCTGCYDITBH · pith_short_16: 6TCTGCYDITBHQMCN · pith_short_8: 6TCTGCYD

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/6TCTGCYDITBHQMCNLLFXQMNVDI \
  | 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: f4c5330b0344c278304d5acb7831b51a3aab4a51f25a1348bf465e474ad13583

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a35d804144ebbae24aa57d1898aacbfaa84fda74b7453c46c7e52e755f453a65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-23T09:09:50Z",
    "title_canon_sha256": "0dc7236291c4b55d3182101b2cfa3bbbb75029e5c841a57f61228102b956ad7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5838",
    "kind": "arxiv",
    "version": 1
  }
}