Pith Number

pith:EEVSVDE7

pith:2010:EEVSVDE7MR5HKWPYKPLYGIT4VH

not attested not anchored not stored refs pending

Experimental optimal cloning of four-dimensional quantum states of photons

Daniele Giovannini, Eleonora Nagali, Enrico Santamato, Fabio Sciarrino, Lorenzo Marrucci, Sergei Slussarenko

arxiv:1009.2869 v1 · 2010-09-15 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EEVSVDE7MR5HKWPYKPLYGIT4VH}

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	2026-05-18T04:40:55.378167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

212b2a8c9f647a7559f853d783227ca9eca863af7f6e1ae1745b4c9354a1829b

Aliases

arxiv: 1009.2869 · arxiv_version: 1009.2869v1 · doi: 10.48550/arxiv.1009.2869 · pith_short_12: EEVSVDE7MR5H · pith_short_16: EEVSVDE7MR5HKWPY · pith_short_8: EEVSVDE7

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/EEVSVDE7MR5HKWPYKPLYGIT4VH \
  | 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: 212b2a8c9f647a7559f853d783227ca9eca863af7f6e1ae1745b4c9354a1829b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06c4c9e75430ec37d7d8f96ffad5ccb8b4ef2c2703617ca51e2d4f20b07dec46",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-09-15T09:14:00Z",
    "title_canon_sha256": "ad2c54946ab09b89a937610f94a555fb5c095c2bb4691536660c47847a5af38e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2869",
    "kind": "arxiv",
    "version": 1
  }
}