Pith Number

pith:KBGVC7YK

pith:2010:KBGVC7YK5YWWAIRXKSG2KUSTT6

not attested not anchored not stored refs pending

Fast entanglement detection for unknown states of two spatial qutrits

A. Vargas, C. Saavedra, E. S. G\'omez, G. Lima, R. O. Vianna

arxiv:1004.2297 v1 · 2010-04-14 · 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{KBGVC7YK5YWWAIRXKSG2KUSTT6}

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	2026-05-18T02:08:05.932505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

504d517f0aee2d602237548da552539fb6ffa14aca91c926f487d572805aa7f6

Aliases

arxiv: 1004.2297 · arxiv_version: 1004.2297v1 · doi: 10.48550/arxiv.1004.2297 · pith_short_12: KBGVC7YK5YWW · pith_short_16: KBGVC7YK5YWWAIRX · pith_short_8: KBGVC7YK

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/KBGVC7YK5YWWAIRXKSG2KUSTT6 \
  | 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: 504d517f0aee2d602237548da552539fb6ffa14aca91c926f487d572805aa7f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9199ecabd5a79703d7a7aaa9e5b4e9c1f2e49a6ad8fdf62812282d0a5202bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-14T00:50:46Z",
    "title_canon_sha256": "fc8840dda2cc2b735a2489af30f4623ae4e3448c25705d6bcc1d605abb8de29c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2297",
    "kind": "arxiv",
    "version": 1
  }
}