Pith Number

pith:X3GQS47K

pith:2013:X3GQS47KPPMLZBYPVQYTWUFKC5

not attested not anchored not stored refs pending

Joining and splitting the quantum states of photons

Chiara Vitelli, Elsa Passaro, Enrico Santamato, Fabio Sciarrino, Lorenzo Marrucci, Nicolo' Spagnolo

arxiv:1309.4254 v1 · 2013-09-17 · 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{X3GQS47KPPMLZBYPVQYTWUFKC5}

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	2026-05-18T01:47:36.753680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

becd0973ea7bd8bc870fac313b50aa175a20ea2a3955ee4fd578cc20523d4a93

Aliases

arxiv: 1309.4254 · arxiv_version: 1309.4254v1 · doi: 10.48550/arxiv.1309.4254 · pith_short_12: X3GQS47KPPML · pith_short_16: X3GQS47KPPMLZBYP · pith_short_8: X3GQS47K

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/X3GQS47KPPMLZBYPVQYTWUFKC5 \
  | 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: becd0973ea7bd8bc870fac313b50aa175a20ea2a3955ee4fd578cc20523d4a93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59188f74742f47aa92d139cb0661a88a5214c686c5e2e73e121d1a2f6ffe79fc",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-09-17T10:44:45Z",
    "title_canon_sha256": "71173edffa5b12a3f6412282fb9e632e5dc2cd8dd1b771126e1d63a5dbba8285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4254",
    "kind": "arxiv",
    "version": 1
  }
}