Pith Number

pith:UKWEQYFR

pith:2013:UKWEQYFRRN2SVIJ2IP4EWFI2LC

not attested not anchored not stored refs pending

Nanoscale photonic network for solution searching and decision making problems

Makoto Naruse, Masashi Aono, Song-Ju Kim

arxiv:1304.5649 v1 · 2013-04-20 · 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{UKWEQYFRRN2SVIJ2IP4EWFI2LC}

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	2026-05-18T03:27:24.511267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2ac4860b18b752aa13a43f84b151a5897026aeee371da354ae36776be5fbb23

Aliases

arxiv: 1304.5649 · arxiv_version: 1304.5649v1 · doi: 10.48550/arxiv.1304.5649 · pith_short_12: UKWEQYFRRN2S · pith_short_16: UKWEQYFRRN2SVIJ2 · pith_short_8: UKWEQYFR

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/UKWEQYFRRN2SVIJ2IP4EWFI2LC \
  | 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: a2ac4860b18b752aa13a43f84b151a5897026aeee371da354ae36776be5fbb23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "897c2c66e57a432f0596900ac3a8b2ab86cd4806b09e2bc612f5c67fbc5e2f9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2013-04-20T16:38:05Z",
    "title_canon_sha256": "583ff60c4d4dab0dbc7c620cfec818a907c8d49d8560ec5f0033a6455756f457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5649",
    "kind": "arxiv",
    "version": 1
  }
}