Pith Number

pith:QAHIO5N4

pith:2026:QAHIO5N4BLXLLZBYN44GSY45ZF

not attested not anchored not stored refs pending

Limits of heralded photonic Bell-state generation in the presence of loss

Kevin J. Randles, Manuel H. Mu\~noz-Arias, Mohan Sarovar

arxiv:2608.01549 v1 · 2026-08-03 · 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{QAHIO5N4BLXLLZBYN44GSY45ZF}

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	2026-08-04T02:05:54.543902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

800e8775bc0aeeb5e4386f3869639dc95df19aa05d78411e34265869f0a91e44

Aliases

arxiv: 2608.01549 · arxiv_version: 2608.01549v1 · doi: 10.48550/arxiv.2608.01549 · pith_short_12: QAHIO5N4BLXL · pith_short_16: QAHIO5N4BLXLLZBY · pith_short_8: QAHIO5N4

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/QAHIO5N4BLXLLZBYN44GSY45ZF \
  | 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: 800e8775bc0aeeb5e4386f3869639dc95df19aa05d78411e34265869f0a91e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f94cb2fa71bf5da5a4722e6c52658257a2e3591dde8d8a8880842292c4e5da7",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-03T00:12:50Z",
    "title_canon_sha256": "7cfd901e0378f883bb857fedf988fa4a83508e0889574e55df6d9951a6e83027"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01549",
    "kind": "arxiv",
    "version": 1
  }
}