Pith Number

pith:AG2KNMZN

pith:1999:AG2KNMZNAZJKOWRJW5K3XLAWWF

not attested not anchored not stored refs pending

Construction of quantum states with bound entanglement

Asher Peres, Dagmar Bruss

arxiv:quant-ph/9911056 v1 · 1999-11-12 · 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{AG2KNMZNAZJKOWRJW5K3XLAWWF}

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	2026-07-04T16:16:27.050489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01b4a6b32d0652a75a29b755bbac16b16a9c7bbfdb48dc4c0e511f73e360d842

Aliases

arxiv: quant-ph/9911056 · arxiv_version: quant-ph/9911056v1 · doi: 10.48550/arxiv.quant-ph/9911056 · pith_short_12: AG2KNMZNAZJK · pith_short_16: AG2KNMZNAZJKOWRJ · pith_short_8: AG2KNMZN

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/AG2KNMZNAZJKOWRJW5K3XLAWWF \
  | 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: 01b4a6b32d0652a75a29b755bbac16b16a9c7bbfdb48dc4c0e511f73e360d842

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9034477f0eefefa3b835d84e631d8f6ec63a14d86d91d40879748d633f3c9725",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-11-12T13:33:39Z",
    "title_canon_sha256": "3ce94dfd236788af7fa6ff5c353fe9b2bebf31f8dc12c5458b48efe287f70c59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9911056",
    "kind": "arxiv",
    "version": 1
  }
}