Pith Number

pith:NG4X426P

pith:2003:NG4X426PJAF3OMAW2X6UMGMSW2

not attested not anchored not stored refs pending

Ultrafast Optical Nonlinearity in PMMA-TiO2 Nanocomposites

A.H. Yuwono, H.I. Elim, J.M. Xue, J. Wang, W. Ji

arxiv:cond-mat/0301153 v2 · 2003-01-10 · cond-mat.mtrl-sci · physics.atm-clus · physics.chem-ph · 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{NG4X426PJAF3OMAW2X6UMGMSW2}

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	2026-07-04T16:38:06.918083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b97e6bcf480bb73016d5fd461992b6849826a64a4320c401962f2aa092e9c1

Aliases

arxiv: cond-mat/0301153 · arxiv_version: cond-mat/0301153v2 · doi: 10.48550/arxiv.cond-mat/0301153 · pith_short_12: NG4X426PJAF3 · pith_short_16: NG4X426PJAF3OMAW · pith_short_8: NG4X426P

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/NG4X426PJAF3OMAW2X6UMGMSW2 \
  | 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: 69b97e6bcf480bb73016d5fd461992b6849826a64a4320c401962f2aa092e9c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4caded2a32655f1771ce40d004eaa30bb725ec777a169a0800ce460f12ee4a",
    "cross_cats_sorted": [
      "physics.atm-clus",
      "physics.chem-ph",
      "physics.optics"
    ],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2003-01-10T16:05:00Z",
    "title_canon_sha256": "7e8adfaa9679770829f10f718a9e2c96d831c7289af18b561dd3cbb5d7191f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0301153",
    "kind": "arxiv",
    "version": 2
  }
}