Pith Number

pith:LJFQ3LCR

pith:2026:LJFQ3LCRE2SZNUC3FXF6J3H4W3

not attested not anchored not stored refs pending

ScanTwin: Simulating Performance Regressions Without Access to Tenant Data

Donghyun Sohn, Jennie Rogers

arxiv:2605.29093 v1 · 2026-05-27 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LJFQ3LCRE2SZNUC3FXF6J3H4W3}

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	2026-05-29T01:05:17.892533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a4b0dac5126a596d05b2dcbe4ecfcb6eb93a6e46d4ababf064f8a1ea290ea18

Aliases

arxiv: 2605.29093 · arxiv_version: 2605.29093v1 · doi: 10.48550/arxiv.2605.29093 · pith_short_12: LJFQ3LCRE2SZ · pith_short_16: LJFQ3LCRE2SZNUC3 · pith_short_8: LJFQ3LCR

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/LJFQ3LCRE2SZNUC3FXF6J3H4W3 \
  | 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: 5a4b0dac5126a596d05b2dcbe4ecfcb6eb93a6e46d4ababf064f8a1ea290ea18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0451204f1b736e6a9b9a1763a46a69967b7da4546275a6c860e91073bbb6607b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-05-27T20:51:43Z",
    "title_canon_sha256": "27574a0fcc1c81e816876463ceccd1a760c037d941ee6e82bc00bb36a50d5890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29093",
    "kind": "arxiv",
    "version": 1
  }
}