Pith Number

pith:E6Y65ZOW

pith:2014:E6Y65ZOWFFSVLCLKU6O6WPR2CZ

not attested not anchored not stored refs pending

On positive maps in quantum information

Wladyslaw A. Majewski

arxiv:1405.3415 v1 · 2014-05-14 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6Y65ZOWFFSVLCLKU6O6WPR2CZ}

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	2026-05-18T01:43:12.751086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27b1eee5d6296555896aa79deb3e3a167fc7905a7d2f7dda82962eff81002c97

Aliases

arxiv: 1405.3415 · arxiv_version: 1405.3415v1 · doi: 10.48550/arxiv.1405.3415 · pith_short_12: E6Y65ZOWFFSV · pith_short_16: E6Y65ZOWFFSVLCLK · pith_short_8: E6Y65ZOW

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/E6Y65ZOWFFSVLCLKU6O6WPR2CZ \
  | 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: 27b1eee5d6296555896aa79deb3e3a167fc7905a7d2f7dda82962eff81002c97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba425cc3e61f13e025f8509f953ca0bee685d19266fc0928ecf029a104fbf331",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-14T08:59:46Z",
    "title_canon_sha256": "4497b7bac1e43630ede73645362cf3d052f217c34b1f7983ba27b18388c8eca3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3415",
    "kind": "arxiv",
    "version": 1
  }
}