Pith Number

pith:FT3SXKK7

pith:2014:FT3SXKK745FRLIZWWMUJN2M3UP

not attested not anchored not stored refs pending

Boundary of the set of separable states

Dragomir Z. Djokovic, Lin Chen

arxiv:1404.0738 v4 · 2014-04-03 · 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{FT3SXKK745FRLIZWWMUJN2M3UP}

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	2026-05-18T01:20:47.515299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf72ba95fe74b15a336b32896e99ba3faae6c46030ec24fa7a1335e4c4e8f50

Aliases

arxiv: 1404.0738 · arxiv_version: 1404.0738v4 · doi: 10.48550/arxiv.1404.0738 · pith_short_12: FT3SXKK745FR · pith_short_16: FT3SXKK745FRLIZW · pith_short_8: FT3SXKK7

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/FT3SXKK745FRLIZWWMUJN2M3UP \
  | 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: 2cf72ba95fe74b15a336b32896e99ba3faae6c46030ec24fa7a1335e4c4e8f50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e6b7e03b768b5020543cdc79c079fd59e7a36269c3330dc5a4397dba1a6b8fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-03T00:02:01Z",
    "title_canon_sha256": "43df9e4569978d59c70da5f4a19dc149b696d0b217c53b3af0fc180419f7be85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0738",
    "kind": "arxiv",
    "version": 4
  }
}