Pith Number

pith:A4AVCVAZ

pith:2020:A4AVCVAZJJKB22Q3WW5QXXG4VM

not attested not anchored not stored refs pending

Increasing distillable key rate from bound entangled states by using local filtration

Arvind, Mayank Mishra, Ritabrata Sengupta

arxiv:2006.07945 v4 · 2020-06-14 · 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{A4AVCVAZJJKB22Q3WW5QXXG4VM}

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	2026-07-05T01:37:24.433055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07015154194a541d6a1bb5bb0bdcdcab083f79f743c982d5953bf73bf6badae6

Aliases

arxiv: 2006.07945 · arxiv_version: 2006.07945v4 · doi: 10.48550/arxiv.2006.07945 · pith_short_12: A4AVCVAZJJKB · pith_short_16: A4AVCVAZJJKB22Q3 · pith_short_8: A4AVCVAZ

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/A4AVCVAZJJKB22Q3WW5QXXG4VM \
  | 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: 07015154194a541d6a1bb5bb0bdcdcab083f79f743c982d5953bf73bf6badae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98430b702d7f14f136136504d44bcf452c3302e0cc188d3c9b2ba6768a9fcce9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-14T16:18:37Z",
    "title_canon_sha256": "f9fb3c21c01508eaab83b71bb3b7fdee918df529c4b05ea32e85c78b55928121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.07945",
    "kind": "arxiv",
    "version": 4
  }
}