Pith Number

pith:55QACJ7Z

pith:2012:55QACJ7ZOYITZX72BI2SIH2IYJ

not attested not anchored not stored refs pending

Entanglement transformation between sets of bipartite pure quantum states using local operations

Chi-Hang Fred Fung, Chi-Kwong Li, Edward Poon, H. F. Chau, Nung-sing Sze

arxiv:1208.1068 v2 · 2012-08-06 · 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{55QACJ7ZOYITZX72BI2SIH2IYJ}

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	2026-05-18T01:55:22.809481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef600127f976113cdffa0a35241f48c24eeded0415db7689af8288b2212f0bcb

Aliases

arxiv: 1208.1068 · arxiv_version: 1208.1068v2 · doi: 10.48550/arxiv.1208.1068 · pith_short_12: 55QACJ7ZOYIT · pith_short_16: 55QACJ7ZOYITZX72 · pith_short_8: 55QACJ7Z

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/55QACJ7ZOYITZX72BI2SIH2IYJ \
  | 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: ef600127f976113cdffa0a35241f48c24eeded0415db7689af8288b2212f0bcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1426c9f2c1be8938d20a0f41155f1fc881aa651c6ad3cb923b7ce12f2aaa7bf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-06T01:06:09Z",
    "title_canon_sha256": "a059295148328473e6aabac3c5fba00dac1b1d0ac92dde9fe2540918cd43af76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1068",
    "kind": "arxiv",
    "version": 2
  }
}