Pith Number

pith:7ZRPZLZF

pith:2015:7ZRPZLZFTIMKGUAXRH2UKZUYUW

not attested not anchored not stored refs pending

Optical Crossbars on Chip: a comparative study based on worst-case losses

Gabriela Nicolescu, Hui Li (INL), Ian O 'Connor (INL), Jelena Trajkovic (ECE), S\'ebastien Le Beux (INL)

arxiv:1512.07492 v1 · 2015-12-23 · 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{7ZRPZLZFTIMKGUAXRH2UKZUYUW}

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	2026-05-18T01:23:49.564974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe62fcaf259a18a3501789f5456698a59d0ed3dc0c4d520b7f35bc149439aa60

Aliases

arxiv: 1512.07492 · arxiv_version: 1512.07492v1 · doi: 10.48550/arxiv.1512.07492 · pith_short_12: 7ZRPZLZFTIMK · pith_short_16: 7ZRPZLZFTIMKGUAX · pith_short_8: 7ZRPZLZF

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/7ZRPZLZFTIMKGUAXRH2UKZUYUW \
  | 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: fe62fcaf259a18a3501789f5456698a59d0ed3dc0c4d520b7f35bc149439aa60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e8f72eb42062d4df47024f29de4013e5e6e0daf8accb385cbfc103fc4325f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2015-12-23T14:31:06Z",
    "title_canon_sha256": "f3aaa04251a24122028b1af8a584abf7f538301fb8ad93db883cb4921d98eaa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07492",
    "kind": "arxiv",
    "version": 1
  }
}