Pith Number

pith:Q7WVIJK2

pith:2018:Q7WVIJK2KVIHXXDQLWV47BT4EI

not attested not anchored not stored refs pending

Practical Limits of Achieving Artificial Magnetism and Effective Optical Medium by Using Self-Assembly of Metallic Colloidal Clusters

Doyoung Yu, Ji-Hyeok Huh, Kwangjin Kim, Seungwoo Lee

arxiv:1810.02549 v2 · 2018-10-05 · 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{Q7WVIJK2KVIHXXDQLWV47BT4EI}

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	2026-05-18T00:00:17.874468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87ed54255a55507bdc705dabcf867c223e9904d6ea527a64f16594639323db74

Aliases

arxiv: 1810.02549 · arxiv_version: 1810.02549v2 · doi: 10.48550/arxiv.1810.02549 · pith_short_12: Q7WVIJK2KVIH · pith_short_16: Q7WVIJK2KVIHXXDQ · pith_short_8: Q7WVIJK2

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/Q7WVIJK2KVIHXXDQLWV47BT4EI \
  | 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: 87ed54255a55507bdc705dabcf867c223e9904d6ea527a64f16594639323db74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bb97902195e1025ee3a497157f5ead4eaf5f74fe4aca8cd31af01f22cbcea83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-10-05T07:30:39Z",
    "title_canon_sha256": "d2e050f0cf6ba029abfca5f3b09e8765515a05fd2d5cb4cc2855b6eaf6a81eff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02549",
    "kind": "arxiv",
    "version": 2
  }
}