Pith Number

pith:ZHU7NU4W

pith:2015:ZHU7NU4WH2MBZ4M52HTX2EA3FX

not attested not anchored not stored refs pending

Synthesis of titanium-oxide nanoparticles with size and stoichiometry control

Iris Pilch, Rickard Gunnarsson, Ulf Helmersson

arxiv:1504.04458 v1 · 2015-04-17 · cond-mat.mes-hall · 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{ZHU7NU4WH2MBZ4M52HTX2EA3FX}

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	2026-05-18T00:03:59.550439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9e9f6d3963e981cf19dd1e77d101b2dc477cf3de9d589d5484af698c2f8f64f

Aliases

arxiv: 1504.04458 · arxiv_version: 1504.04458v1 · doi: 10.48550/arxiv.1504.04458 · pith_short_12: ZHU7NU4WH2MB · pith_short_16: ZHU7NU4WH2MBZ4M5 · pith_short_8: ZHU7NU4W

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/ZHU7NU4WH2MBZ4M52HTX2EA3FX \
  | 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: c9e9f6d3963e981cf19dd1e77d101b2dc477cf3de9d589d5484af698c2f8f64f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ab9db9c35bffad5bff52ae6e19738b842f5365fb6da3d555db0fd8950a5848d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-04-17T08:18:52Z",
    "title_canon_sha256": "8477aa6cbeb3b697116226abd5cfe9c01c824e2a9ec38e7585aa684b64807e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04458",
    "kind": "arxiv",
    "version": 1
  }
}