Pith Number

pith:JPMTQBFF

pith:2019:JPMTQBFFVX5DXNLSZCEMI3CSX4

not attested not anchored not stored refs pending

Implementation of controllable universal unital optical channels

A. Shaham, H. S. Eisenberg, T. Karni

arxiv:1908.06341 v1 · 2019-08-17 · 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{JPMTQBFFVX5DXNLSZCEMI3CSX4}

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	2026-07-04T23:58:14.786156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bd93804a5adfa3bb572c888c46c52bf069327912cd31b67bef6b755802b9e0c

Aliases

arxiv: 1908.06341 · arxiv_version: 1908.06341v1 · doi: 10.48550/arxiv.1908.06341 · pith_short_12: JPMTQBFFVX5D · pith_short_16: JPMTQBFFVX5DXNLS · pith_short_8: JPMTQBFF

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/JPMTQBFFVX5DXNLSZCEMI3CSX4 \
  | 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: 4bd93804a5adfa3bb572c888c46c52bf069327912cd31b67bef6b755802b9e0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f32df29c455ed7184068b20dc281f53e0c14c133a47bc5456f534263a7e3601",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-17T21:53:38Z",
    "title_canon_sha256": "eb6999458f62a9935624519283894a7ac491c795cd412925506c463e4541eff9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06341",
    "kind": "arxiv",
    "version": 1
  }
}