Pith Number

pith:ME2XBLR6

pith:2004:ME2XBLR6VBDPMY3IFFNVMQSNAO

not attested not anchored not stored refs pending

Multipartite continuous-variable entanglement from concurrent nonlinearities

Daruo Xie, Gregory Jennings, Olivier Pfister, Raphael Pooser, Sheng Feng

arxiv:quant-ph/0404049 v3 · 2004-04-07 · 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{ME2XBLR6VBDPMY3IFFNVMQSNAO}

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	2026-07-04T16:50:15.912021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

613570ae3ea846f66368295b56424d03afec1f3c97839ed68625ddfab481dd51

Aliases

arxiv: quant-ph/0404049 · arxiv_version: quant-ph/0404049v3 · doi: 10.48550/arxiv.quant-ph/0404049 · pith_short_12: ME2XBLR6VBDP · pith_short_16: ME2XBLR6VBDPMY3I · pith_short_8: ME2XBLR6

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/ME2XBLR6VBDPMY3IFFNVMQSNAO \
  | 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: 613570ae3ea846f66368295b56424d03afec1f3c97839ed68625ddfab481dd51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b956d4f494e2478a8c55e707495d0e5e00d7034aef626b18495e492476b457c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-04-07T19:18:48Z",
    "title_canon_sha256": "659bbda1e4c93071f4a2b304e3538306ff6c6b5b1683bb0a132619a053ea50f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0404049",
    "kind": "arxiv",
    "version": 3
  }
}