Pith Number

pith:OLHREV2M

pith:2016:OLHREV2MQBFZIQGZDPKEX7HVNW

not attested not anchored not stored refs pending

Large-area silica aerogel for use as Cherenkov radiators with high refractive index, developed by supercritical carbon dioxide drying

Hideyuki Kawai, Ichiro Adachi, Makoto Tabata, Takayuki Sumiyoshi, Takeshi Morita, Yoshikiyo Hatakeyama

arxiv:1701.00143 v1 · 2016-12-31 · physics.ins-det · hep-ex · nucl-ex

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

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	2026-05-18T00:53:36.261021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72cf12574c804b9440d91bd44bfcf56d97f020bcd3b963c1e444884bd7ded573

Aliases

arxiv: 1701.00143 · arxiv_version: 1701.00143v1 · doi: 10.48550/arxiv.1701.00143 · pith_short_12: OLHREV2MQBFZ · pith_short_16: OLHREV2MQBFZIQGZ · pith_short_8: OLHREV2M

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/OLHREV2MQBFZIQGZDPKEX7HVNW \
  | 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: 72cf12574c804b9440d91bd44bfcf56d97f020bcd3b963c1e444884bd7ded573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0b43e621d32614611343cdd9efe5fcfc2460efcc2d40f67561cbf0e5422af5b",
    "cross_cats_sorted": [
      "hep-ex",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2016-12-31T16:50:17Z",
    "title_canon_sha256": "d68b79c96c4b0eeac6675601ac145f9b8fd7c04d62d802489513a642245263d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00143",
    "kind": "arxiv",
    "version": 1
  }
}