Pith Number

pith:2B6TYYOJ

pith:2019:2B6TYYOJSZ2RMJ7WHIEENJZKAC

not attested not anchored not stored refs pending

Repetitive Readout Enhanced by Machine Learning

David Layden, Genyue Liu, Mo Chen, Paola Cappellaro, Yi-Xiang Liu

arxiv:1907.11947 v1 · 2019-07-27 · 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{2B6TYYOJSZ2RMJ7WHIEENJZKAC}

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	2026-05-17T23:39:22.406490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d07d3c61c996751627f63a0846a72a00acbd8df9f0ba21a24bdc90ec5bb872a8

Aliases

arxiv: 1907.11947 · arxiv_version: 1907.11947v1 · doi: 10.48550/arxiv.1907.11947 · pith_short_12: 2B6TYYOJSZ2R · pith_short_16: 2B6TYYOJSZ2RMJ7W · pith_short_8: 2B6TYYOJ

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/2B6TYYOJSZ2RMJ7WHIEENJZKAC \
  | 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: d07d3c61c996751627f63a0846a72a00acbd8df9f0ba21a24bdc90ec5bb872a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9180bfb489ccda4ae5cdb74ee3f32912e03f55151b51503cd2473186fe246496",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-27T16:51:35Z",
    "title_canon_sha256": "a1d89c656f1104addb0be430d54e6e5cd6e4c31b7b2c17513f81ae4fd4595f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11947",
    "kind": "arxiv",
    "version": 1
  }
}