Pith Number

pith:UZ6AMJSJ

pith:2003:UZ6AMJSJMFVXQY2GZST2TV7UUQ

not attested not anchored not stored refs pending

Conditioned Unitary Transformation on biphotons

G. Brida, L. Krivitsky, M. Chekhova, M. Genovese, M. Gramegna, S. Kulik

arxiv:quant-ph/0312211 v2 · 2003-12-29 · 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{UZ6AMJSJMFVXQY2GZST2TV7UUQ}

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	2026-05-18T01:05:03.714750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a67c062649616b786346cca7a9d7f4a40f4fbe879cdc182d0b885d233c1382eb

Aliases

arxiv: quant-ph/0312211 · arxiv_version: quant-ph/0312211v2 · doi: 10.48550/arxiv.quant-ph/0312211 · pith_short_12: UZ6AMJSJMFVX · pith_short_16: UZ6AMJSJMFVXQY2G · pith_short_8: UZ6AMJSJ

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/UZ6AMJSJMFVXQY2GZST2TV7UUQ \
  | 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: a67c062649616b786346cca7a9d7f4a40f4fbe879cdc182d0b885d233c1382eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c470a4135e3a2a7d598f9e0c491383783ca723b4bb3905bc2c37c004981d5eb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-12-29T16:24:59Z",
    "title_canon_sha256": "ad2c26775a4d9915e8bf63034a587b5f243dad48443e1018068fe7da32e7bedf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0312211",
    "kind": "arxiv",
    "version": 2
  }
}