Pith Number

pith:Y46LGYIV

pith:2025:Y46LGYIV2TCUVDNKUCWWENUKFT

not attested not anchored not stored refs pending

Colorimetry and Tribology of Ultrapure Copper Surface Micromodification

Aleksandra Szczupak, Benedykt R. Jany, Grzegorz Cios

arxiv:2510.06075 v1 · 2025-10-07 · cond-mat.mtrl-sci · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y46LGYIV2TCUVDNKUCWWENUKFT}

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	2026-06-03T01:05:45.541937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73cb36115d4c54a8daaa0ad62368a2cfe21454ba3cfb4d1d40e9b8473b3b03f

Aliases

arxiv: 2510.06075 · arxiv_version: 2510.06075v1 · doi: 10.48550/arxiv.2510.06075 · pith_short_12: Y46LGYIV2TCU · pith_short_16: Y46LGYIV2TCUVDNK · pith_short_8: Y46LGYIV

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/Y46LGYIV2TCUVDNKUCWWENUKFT \
  | 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: c73cb36115d4c54a8daaa0ad62368a2cfe21454ba3cfb4d1d40e9b8473b3b03f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d415d7554ae8572decb401fab7399b1f2682dd3f01010c3359d37a783f68f5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-10-07T16:00:30Z",
    "title_canon_sha256": "095ec9c841beae9f0566d4c1fafb324123e197ff5502e9344ee79383a8fd3d99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.06075",
    "kind": "arxiv",
    "version": 1
  }
}