Pith Number

pith:UMASAEEI

pith:2015:UMASAEEIAQNHUV3GECBF6ICEYO

not attested not anchored not stored refs pending

Exploring boundaries of quantum convex structures: special role of unitary processes

Anna Jencova, Mario Ziman, Michal Sedlak, Zbigniew Pucha{\l}a

arxiv:1504.00477 v1 · 2015-04-02 · 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{UMASAEEIAQNHUV3GECBF6ICEYO}

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	2026-05-18T01:32:08.103919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a301201088041a7a576620825f2044c388d74d2d1996575efc0d5c7cc471586a

Aliases

arxiv: 1504.00477 · arxiv_version: 1504.00477v1 · doi: 10.48550/arxiv.1504.00477 · pith_short_12: UMASAEEIAQNH · pith_short_16: UMASAEEIAQNHUV3G · pith_short_8: UMASAEEI

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/UMASAEEIAQNHUV3GECBF6ICEYO \
  | 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: a301201088041a7a576620825f2044c388d74d2d1996575efc0d5c7cc471586a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad10cd0e9e25c0254f7b7829f3cd989b7e25f236e4a11622ca5c9cdd02dcb22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-02T08:51:41Z",
    "title_canon_sha256": "60b463dfda7c1cd216bc4aca21f74fbdf76f8de4b03496d92e1c16b6cad99231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00477",
    "kind": "arxiv",
    "version": 1
  }
}