Pith Number

pith:MCKX2XA7

pith:2012:MCKX2XA7EGHBR7VFZHHDLQDBTG

not attested not anchored not stored refs pending

Schmidt modes generated in parametric downconversion

Filippo M. Miatto, Henrique Di Lorenzo Pires, Martin P. van Exter, Stephen M. Barnett

arxiv:1201.3041 v2 · 2012-01-14 · 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{MCKX2XA7EGHBR7VFZHHDLQDBTG}

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	2026-05-18T03:18:32.010397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60957d5c1f218e18fea5c9ce35c06199b96c1b8f33b7fb6dde0a68e0e9697daa

Aliases

arxiv: 1201.3041 · arxiv_version: 1201.3041v2 · doi: 10.48550/arxiv.1201.3041 · pith_short_12: MCKX2XA7EGHB · pith_short_16: MCKX2XA7EGHBR7VF · pith_short_8: MCKX2XA7

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/MCKX2XA7EGHBR7VFZHHDLQDBTG \
  | 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: 60957d5c1f218e18fea5c9ce35c06199b96c1b8f33b7fb6dde0a68e0e9697daa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6656dfbf603c847b2c23d74718b9c28b23bf10706eb9bae06b3c36152701251e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-14T19:43:51Z",
    "title_canon_sha256": "f62b1f5ec4c286692ebc91d2f68b8f43e9a3776d59de1c2a47dc40e38392024b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3041",
    "kind": "arxiv",
    "version": 2
  }
}