Pith Number

pith:NAQLD3QO

pith:2020:NAQLD3QOBDDFZBNLI2V354UMI6

not attested not anchored not stored refs pending

Analog Computing with Metatronic Circuits

Andrea Al\`u, Mario Miscuglio, Shuai Sun, Tarek El-Ghazawi, Tatsuo Itoh, Volker J. Sorger, Xiaoxuan Ma, Yaliang Gui

arxiv:2007.05380 v1 · 2020-07-10 · physics.optics · cs.ET

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NAQLD3QOBDDFZBNLI2V354UMI6}

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	2026-07-05T01:17:46.080773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6820b1ee0e08c65c85ab46abbef28c47b585d8f41196e1095b2abb6a435f1193

Aliases

arxiv: 2007.05380 · arxiv_version: 2007.05380v1 · doi: 10.48550/arxiv.2007.05380 · pith_short_12: NAQLD3QOBDDF · pith_short_16: NAQLD3QOBDDFZBNL · pith_short_8: NAQLD3QO

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/NAQLD3QOBDDFZBNLI2V354UMI6 \
  | 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: 6820b1ee0e08c65c85ab46abbef28c47b585d8f41196e1095b2abb6a435f1193

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e45c75e786eddc5683824ddbfbf4a82d58d1ba81207df2427fb6e228a29e27b9",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-07-10T13:38:08Z",
    "title_canon_sha256": "f46e0c2d89f4cbf3f6e26d94144b4ced42fbc2595c25a41f9dcb3a08819cdfee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.05380",
    "kind": "arxiv",
    "version": 1
  }
}