Pith Number

pith:4JDC76ZF

pith:2026:4JDC76ZFOO5V5STUS3BEIWWP4U

not attested not anchored not stored refs pending

On Topology's Role in ML Training Performance

Brad Karp, Michael Mitzenmacher, Minlan Yu, Sarah McClure, Scott Shenker, Sylvia Ratnasamy, Tegan Wilson

arxiv:2608.01707 v1 · 2026-08-03 · 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{4JDC76ZFOO5V5STUS3BEIWWP4U}

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	2026-08-04T02:06:36.015897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2462ffb2573bb5eca7496c2445acfe50deb963d1f3e89722947ec062760ae50

Aliases

arxiv: 2608.01707 · arxiv_version: 2608.01707v1 · doi: 10.48550/arxiv.2608.01707 · pith_short_12: 4JDC76ZFOO5V · pith_short_16: 4JDC76ZFOO5V5STU · pith_short_8: 4JDC76ZF

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/4JDC76ZFOO5V5STUS3BEIWWP4U \
  | 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: e2462ffb2573bb5eca7496c2445acfe50deb963d1f3e89722947ec062760ae50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27062d0724bf0040137cba7d0589f2fa005fe103df6ebece5abfd7de36655132",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2026-08-03T05:14:08Z",
    "title_canon_sha256": "a86be840d0e16a91341a010b6ed05978307b83bba59835c2dfca6427d597440f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01707",
    "kind": "arxiv",
    "version": 1
  }
}