Pith Number

pith:OTUVOPGQ

pith:2018:OTUVOPGQORPEZSSPB5FYHDTXHQ

not attested not anchored not stored refs pending

Tunable entanglement distillation of spatially correlated down-converted photons

E. Ortega, E. S. G\'omez, G. B. Xavier, G. Lima, M. A. Solis-Prosser, P. Gonz\'alez, P. Riquelme

arxiv:1805.06577 v1 · 2018-05-17 · 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{OTUVOPGQORPEZSSPB5FYHDTXHQ}

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	2026-05-18T00:15:43.993470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74e9573cd0745e4cca4f0f4b838e773c1a84ddda7b6772360528838ab6e2b967

Aliases

arxiv: 1805.06577 · arxiv_version: 1805.06577v1 · doi: 10.48550/arxiv.1805.06577 · pith_short_12: OTUVOPGQORPE · pith_short_16: OTUVOPGQORPEZSSP · pith_short_8: OTUVOPGQ

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/OTUVOPGQORPEZSSPB5FYHDTXHQ \
  | 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: 74e9573cd0745e4cca4f0f4b838e773c1a84ddda7b6772360528838ab6e2b967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb863fe5efd6fcd4387333e0665e9da01badc5747811edaf855722daf6db6e34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-05-17T02:08:51Z",
    "title_canon_sha256": "1875fd7cbc8e82a5c1dacb8a86ea896c513eba6e027b058eb611f191b0e5f24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06577",
    "kind": "arxiv",
    "version": 1
  }
}