Pith Number

pith:Q64MRSQA

pith:2019:Q64MRSQAXUC7WDYTNJ63GFS5SO

not attested not anchored not stored refs pending

Stress-Plus-X (SPX) Graph Layout

Felice De Luca, Katherine E. Isaacs, Reyan Ahmed, Sabin Devkota, Stephen Kobourov

arxiv:1908.01769 v5 · 2019-08-04 · cs.CG · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q64MRSQAXUC7WDYTNJ63GFS5SO}

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	2026-07-04T23:59:23.268303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87b8c8ca00bd05fb0f136a7db3165d93a5db4c87d44aa7d1f01b1c5c59633779

Aliases

arxiv: 1908.01769 · arxiv_version: 1908.01769v5 · doi: 10.48550/arxiv.1908.01769 · pith_short_12: Q64MRSQAXUC7 · pith_short_16: Q64MRSQAXUC7WDYT · pith_short_8: Q64MRSQA

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/Q64MRSQAXUC7WDYTNJ63GFS5SO \
  | 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: 87b8c8ca00bd05fb0f136a7db3165d93a5db4c87d44aa7d1f01b1c5c59633779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe3019c924bcd977eb6e0492383e7e623ef599bb9fc5a1f7765d6e0f417064f3",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-08-04T22:31:02Z",
    "title_canon_sha256": "dd11d15e44b74c5e11f434f41c25b1633ed78f5af11c6d25b9e974d066a87dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01769",
    "kind": "arxiv",
    "version": 5
  }
}