Pith Number

pith:SLPVKAGA

pith:2017:SLPVKAGAJSJ2EVEU3H2KZTLXFZ

not attested not anchored not stored refs pending

Proposed optical realisation of a two photon, four-qubit entangled $\chi$ state

Atirach Ritboon, Sarah Croke, Stephen M. Barnett

arxiv:1703.01965 v1 · 2017-03-06 · 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{SLPVKAGAJSJ2EVEU3H2KZTLXFZ}

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	2026-05-18T00:41:36.620308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92df5500c04c93a25494d9f4accd772e46995c441f0f650372b749427e9b0d5d

Aliases

arxiv: 1703.01965 · arxiv_version: 1703.01965v1 · doi: 10.48550/arxiv.1703.01965 · pith_short_12: SLPVKAGAJSJ2 · pith_short_16: SLPVKAGAJSJ2EVEU · pith_short_8: SLPVKAGA

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/SLPVKAGAJSJ2EVEU3H2KZTLXFZ \
  | 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: 92df5500c04c93a25494d9f4accd772e46995c441f0f650372b749427e9b0d5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bdb3d12d4bb47617843875284d3759fe167ad416184b80245390e4ba3bbf524",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-06T16:48:22Z",
    "title_canon_sha256": "f1711c9444b5bbde2818cc1a73958af2eb0ecdcec2b74549cdd055fd3a1a8fa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01965",
    "kind": "arxiv",
    "version": 1
  }
}