Pith Number

pith:W6ATQVR4

pith:2021:W6ATQVR4GCPUJASJFFFW44AQNC

not attested not anchored not stored refs pending

Strain effects on the wear rate of severely deformed copper

Evander Ramos, Sina Shahrezaei, Suveen Mathaudhu, Takahiro Masuda, Zenji Horita

arxiv:2109.09907 v1 · 2021-09-21 · physics.app-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6ATQVR4GCPUJASJFFFW44AQNC}

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	2026-07-05T03:15:55.783580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b78138563c309f448249294b6e701068b46d56f3c5dd3c10e7307102bc57bdc6

Aliases

arxiv: 2109.09907 · arxiv_version: 2109.09907v1 · doi: 10.48550/arxiv.2109.09907 · pith_short_12: W6ATQVR4GCPU · pith_short_16: W6ATQVR4GCPUJASJ · pith_short_8: W6ATQVR4

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/W6ATQVR4GCPUJASJFFFW44AQNC \
  | 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: b78138563c309f448249294b6e701068b46d56f3c5dd3c10e7307102bc57bdc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03bbf65cf7892d9099bcdabd053ab3eaa66dd8ff0d84b8236d9bcd4ece908b49",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-09-21T01:44:08Z",
    "title_canon_sha256": "f197cfd16dab82c9b3cca9cd4729fbd2167510de138a44c64c244fd59220596c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09907",
    "kind": "arxiv",
    "version": 1
  }
}