Pith Number

pith:QR3ZXTL4

pith:2012:QR3ZXTL4BOGFFZFYWWQZFEIYXI

not attested not anchored not stored refs pending

Three dimensional tracking of gold nanoparticles using digital holographic microscopy

Fadwa Joud (LKB - Lhomond), Fr\'ed\'eric Verpillat (LKB - Lhomond), Michel Gross (L2C), Pierre Desbiolles (LKB - Lhomond)

arxiv:1210.3326 v1 · 2012-10-11 · physics.optics · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QR3ZXTL4BOGFFZFYWWQZFEIYXI}

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	2026-05-18T03:43:27.705033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84779bcd7c0b8c52e4b8b5a1929118ba15a2b86b85278889140acb21f1ea3918

Aliases

arxiv: 1210.3326 · arxiv_version: 1210.3326v1 · doi: 10.48550/arxiv.1210.3326 · pith_short_12: QR3ZXTL4BOGF · pith_short_16: QR3ZXTL4BOGFFZFY · pith_short_8: QR3ZXTL4

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/QR3ZXTL4BOGFFZFYWWQZFEIYXI \
  | 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: 84779bcd7c0b8c52e4b8b5a1929118ba15a2b86b85278889140acb21f1ea3918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df1320b61f5c33e2cd609a1314d1c993a315741be9ade4fa4859b8482372f803",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-10-11T19:14:58Z",
    "title_canon_sha256": "164cbccef48a1f1c9c577db4a3237e83f4a8a5187fc0732e5d00723b9591af61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3326",
    "kind": "arxiv",
    "version": 1
  }
}