Pith Number

pith:DJHIX7H4

pith:2011:DJHIX7H4OYXIXTFQTLKEOMMVCI

not attested not anchored not stored refs pending

Bounds and optimisation of orbital angular momentum bandwidths within parametric down-conversion systems

D. Giovannini, F. M. Miatto, J. Romero, M. J. Padgett, S. Franke-Arnold, S. M. Barnett

arxiv:1112.3910 v2 · 2011-12-16 · 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{DJHIX7H4OYXIXTFQTLKEOMMVCI}

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.

Cited by

1 paper in Pith

Entanglement Certification $-$ From Theory to Experiment

Receipt and verification

First computed	2026-05-18T01:59:06.572047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a4e8bfcfc762e8bccb09ad4473195121fd08e63aea8c6fe4992a7501543bf61

Aliases

arxiv: 1112.3910 · arxiv_version: 1112.3910v2 · doi: 10.48550/arxiv.1112.3910 · pith_short_12: DJHIX7H4OYXI · pith_short_16: DJHIX7H4OYXIXTFQ · pith_short_8: DJHIX7H4

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/DJHIX7H4OYXIXTFQTLKEOMMVCI \
  | 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: 1a4e8bfcfc762e8bccb09ad4473195121fd08e63aea8c6fe4992a7501543bf61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee9e145da6a398dbd1c5dd6e219645f8e9e7d1682a4ed9165fdd8cdfab97ab52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-16T18:25:09Z",
    "title_canon_sha256": "3a38f58321038698544058196513b9d78b95707665652708a795d4467ddc27b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3910",
    "kind": "arxiv",
    "version": 2
  }
}