Pith Number

pith:KKZUGD6X

pith:2009:KKZUGD6XPF6XG7BLRH66K4KP2J

not attested not anchored not stored refs pending

Nano-indentation of circular graphene flakes

Mehdi Neek-Amal, Reza Asgari

arxiv:0903.5035 v1 · 2009-03-30 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKZUGD6XPF6XG7BLRH66K4KP2J}

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	2026-05-18T04:06:56.959898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52b3430fd7797d737c2b89fde5714fd2649aabc697e55bf0ebca1d215d11865e

Aliases

arxiv: 0903.5035 · arxiv_version: 0903.5035v1 · doi: 10.48550/arxiv.0903.5035 · pith_short_12: KKZUGD6XPF6X · pith_short_16: KKZUGD6XPF6XG7BL · pith_short_8: KKZUGD6X

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/KKZUGD6XPF6XG7BLRH66K4KP2J \
  | 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: 52b3430fd7797d737c2b89fde5714fd2649aabc697e55bf0ebca1d215d11865e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8000e895fdb20f6a32e8431a8528af799c31ab4f98ca5deb5f6dccf6c6bd7ae6",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-03-30T07:49:21Z",
    "title_canon_sha256": "a806cee823eccd5188fe974cc3d2455add37736aa057dcbb5679ac32ccc422ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5035",
    "kind": "arxiv",
    "version": 1
  }
}