Pith Number

pith:GRK47ZEF

pith:2013:GRK47ZEFDYP2YILNWOOSR3JYGZ

not attested not anchored not stored refs pending

Trade-off between Performance and Reversibility of Entanglement Concentration for Pure Entangled State

Masahito Hayashi, Wataru Kumagai

arxiv:1305.6250 v3 · 2013-05-27 · 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{GRK47ZEFDYP2YILNWOOSR3JYGZ}

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	2026-05-18T03:11:59.129324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3455cfe4851e1fac216db39d28ed3836775c37779ab72f4295a4bf5b2529d3d3

Aliases

arxiv: 1305.6250 · arxiv_version: 1305.6250v3 · doi: 10.48550/arxiv.1305.6250 · pith_short_12: GRK47ZEFDYP2 · pith_short_16: GRK47ZEFDYP2YILN · pith_short_8: GRK47ZEF

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/GRK47ZEFDYP2YILNWOOSR3JYGZ \
  | 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: 3455cfe4851e1fac216db39d28ed3836775c37779ab72f4295a4bf5b2529d3d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0c8c959b89e02951f83fee537b57356781186a15b24d0ebe7ea15d410bf59a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-27T15:18:32Z",
    "title_canon_sha256": "0013fa27c0a6cdc7eef3d634e3665584a36255638ff105cede003519b730fc57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6250",
    "kind": "arxiv",
    "version": 3
  }
}