Pith Number

pith:2RXBQLSM

pith:2015:2RXBQLSMQ2PYAFY3BN4KZIIMKE

not attested not anchored not stored refs pending

Unambiguous atomic Bell measurement assisted by multiphoton states

Gernot Alber, J\'ozsef Zsolt Bern\'ad, Juan Mauricio Torres

arxiv:1506.04076 v2 · 2015-06-12 · 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{2RXBQLSMQ2PYAFY3BN4KZIIMKE}

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	2026-05-18T01:15:52.841639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d46e182e4c869f80171b0b78aca10c512a2e39653be4cb1f3422ac0412baeffa

Aliases

arxiv: 1506.04076 · arxiv_version: 1506.04076v2 · doi: 10.48550/arxiv.1506.04076 · pith_short_12: 2RXBQLSMQ2PY · pith_short_16: 2RXBQLSMQ2PYAFY3 · pith_short_8: 2RXBQLSM

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/2RXBQLSMQ2PYAFY3BN4KZIIMKE \
  | 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: d46e182e4c869f80171b0b78aca10c512a2e39653be4cb1f3422ac0412baeffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d182a0adc1f1d14a88105f8218266bda723d46c2a98da091f4b1c8c1be893d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-12T17:20:54Z",
    "title_canon_sha256": "e03b2df2742b0edc94007e3c7a52c8cd3a98c01ace0ad62e97d38b25c01a9630"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04076",
    "kind": "arxiv",
    "version": 2
  }
}