Pith Number

pith:IGHNRFWM

pith:2017:IGHNRFWMMSPLCREHMVE5M6B43L

not attested not anchored not stored refs pending

Optimized Broadcast for Deep Learning Workloads on Dense-GPU InfiniBand Clusters: MPI or NCCL?

Ammar Ahmad Awan, Ching-Hsiang Chu, Dhabaleswar K. Panda, Hari Subramoni

arxiv:1707.09414 v1 · 2017-07-28 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGHNRFWMMSPLCREHMVE5M6B43L}

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	2026-05-18T00:39:11.362840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

418ed896cc649eb144876549d6783cdacd0b5b592ce7b43c3e61374a87bacf64

Aliases

arxiv: 1707.09414 · arxiv_version: 1707.09414v1 · doi: 10.48550/arxiv.1707.09414 · pith_short_12: IGHNRFWMMSPL · pith_short_16: IGHNRFWMMSPLCREH · pith_short_8: IGHNRFWM

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/IGHNRFWMMSPLCREHMVE5M6B43L \
  | 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: 418ed896cc649eb144876549d6783cdacd0b5b592ce7b43c3e61374a87bacf64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1d8fdc7501754b93bf2d6d505c9a7affaab362ffbf78aa4a84c744df827d46b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-07-28T20:54:06Z",
    "title_canon_sha256": "f231bfe7bfabfdd5bfe021802d29e1cccd02428e9b64f37d04666ee45b4e9419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09414",
    "kind": "arxiv",
    "version": 1
  }
}