Pith Number

pith:UHFYEO6J

pith:2019:UHFYEO6JQURHT2EJU2FU4NFYFL

not attested not anchored not stored refs pending

Nanoporous Aluminum-Magnesium Alloy for UV enhanced spectroscopy

Alessandro Alabastri, Andrea Schirato, Denis Garoli, Eugenio Calandrini, Francesco D Amico, Francesco De Angelis, Giorgia Giovannini, Hai-Jun Jin, Mirko Prato, Paolo Ponzellini, Remo Proietti Zaccaria, Sandro Cattarin, Sergio Marras, Wei Yang

arxiv:1905.09489 v1 · 2019-05-23 · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHFYEO6JQURHT2EJU2FU4NFYFL}

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	2026-05-17T23:45:16.919347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1cb823bc9852279e889a68b4e34b82acb284794d2ba0184f12300a0a894f36c

Aliases

arxiv: 1905.09489 · arxiv_version: 1905.09489v1 · doi: 10.48550/arxiv.1905.09489 · pith_short_12: UHFYEO6JQURH · pith_short_16: UHFYEO6JQURHT2EJ · pith_short_8: UHFYEO6J

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/UHFYEO6JQURHT2EJU2FU4NFYFL \
  | 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: a1cb823bc9852279e889a68b4e34b82acb284794d2ba0184f12300a0a894f36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba314416630e686ca02b13f30ae86dc77b191067117a3ab44d1d3cd4e4753359",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-05-23T06:13:01Z",
    "title_canon_sha256": "7159876b6428cb36410bd09660e09c9c437fd27203706aca04b23845d8cdf5ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09489",
    "kind": "arxiv",
    "version": 1
  }
}