Pith Number

pith:3A6IPXO6

pith:2025:3A6IPXO6E7N5KXAXJAJT63KP55

not attested not anchored not stored refs pending

First Contact: Data-driven Friction-Stir Process Control

David Garcia, Ethan King, James Koch, Keerti Kappagantula, Ken Ross, Megan Ebers, Woongjo Choi

arxiv:2507.03177 v1 · 2025-07-03 · eess.SY · cs.LG · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3A6IPXO6E7N5KXAXJAJT63KP55}

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	2026-07-05T11:31:54.120227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d83c87ddde27dbd55c1748133f6d4fef59588701f6c5f56cf4db5947748a8b62

Aliases

arxiv: 2507.03177 · arxiv_version: 2507.03177v1 · doi: 10.48550/arxiv.2507.03177 · pith_short_12: 3A6IPXO6E7N5 · pith_short_16: 3A6IPXO6E7N5KXAX · pith_short_8: 3A6IPXO6

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/3A6IPXO6E7N5KXAXJAJT63KP55 \
  | 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: d83c87ddde27dbd55c1748133f6d4fef59588701f6c5f56cf4db5947748a8b62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9ee43042affab377c30440ebecfb9355371ed4b52204e2931aab14c3f4e86c5",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-07-03T21:09:46Z",
    "title_canon_sha256": "54a49b6c1c996e7fdf2be9dadcbb8e9db77cd0f9a38bda5c903406b4aa161b8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03177",
    "kind": "arxiv",
    "version": 1
  }
}