Pith Number

pith:URJLBDBL

pith:2022:URJLBDBLL6XXELFCVWWNIX5OCX

not attested not anchored not stored refs pending

RAMP: A Flat Nanosecond Optical Network and MPI Operations for Distributed Deep Learning Systems

Alessandro Ottino, Georgios Zervas, Joshua Benjamin

arxiv:2211.15226 v2 · 2022-11-28 · cs.DC · cs.LG · cs.NI · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URJLBDBLL6XXELFCVWWNIX5OCX}

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	2026-07-05T05:45:05.870792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a452b08c2b5faf722ca2adacd45fae15e6a6e96836c1f063642bdf23eb73cd75

Aliases

arxiv: 2211.15226 · arxiv_version: 2211.15226v2 · doi: 10.48550/arxiv.2211.15226 · pith_short_12: URJLBDBLL6XX · pith_short_16: URJLBDBLL6XXELFC · pith_short_8: URJLBDBL

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/URJLBDBLL6XXELFCVWWNIX5OCX \
  | 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: a452b08c2b5faf722ca2adacd45fae15e6a6e96836c1f063642bdf23eb73cd75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7938a03f98838755bcd93022fa7807483c90e382a84a1fcf985b080b4f7da8e",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NI",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2022-11-28T11:24:51Z",
    "title_canon_sha256": "cd36fb2bb0aac086265a458a5a7432915f8534473c245fb121f76889dc7d3ae2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.15226",
    "kind": "arxiv",
    "version": 2
  }
}