Pith Number

pith:EH66D2BD

pith:2019:EH66D2BDQUPSFSJROZRQFAUQEG

not attested not anchored not stored refs pending

FatPaths: Routing in Supercomputers and Data Centers when Shortest Paths Fall Short

Ankit Singla, Erik Henriksson, Karolina Cynk, Maciej Besta, Marcel Schneider, Marek Konieczny, Salvatore Di Girolamo, Torsten Hoefler

arxiv:1906.10885 v2 · 2019-06-26 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EH66D2BDQUPSFSJROZRQFAUQEG}

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	2026-07-05T01:50:56.962870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21fde1e823851f22c93176630282902194f8575f8e0952431d600521c89d2785

Aliases

arxiv: 1906.10885 · arxiv_version: 1906.10885v2 · doi: 10.48550/arxiv.1906.10885 · pith_short_12: EH66D2BDQUPS · pith_short_16: EH66D2BDQUPSFSJR · pith_short_8: EH66D2BD

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/EH66D2BDQUPSFSJROZRQFAUQEG \
  | 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: 21fde1e823851f22c93176630282902194f8575f8e0952431d600521c89d2785

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef7a5f209330ecbac91056620a15b67c7d2a1e10eda69b4389a70fc354a3d955",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-06-26T07:39:35Z",
    "title_canon_sha256": "5fb2be02f7da4de298938b79f101e4476779946053035ce435ef5181a5a1c170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10885",
    "kind": "arxiv",
    "version": 2
  }
}