Pith Number

pith:KOVGBFVJ

pith:2020:KOVGBFVJGVYZ4IOALH65N7WAT3

not attested not anchored not stored refs pending

Efficient Facemask Sterilization via Forced Ozone Convection

Carla Berrospe Rodriguez, Giorgio Nava, Joseph Schwan, Joshua Morgan, Justin W. Chartron, Lorenzo Mangolini, Troy R. Alva

arxiv:2007.09280 v1 · 2020-07-17 · physics.med-ph · physics.plasm-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{KOVGBFVJGVYZ4IOALH65N7WAT3}

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	2026-07-05T01:20:22.583853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53aa6096a935719e21c059fdd6fec09ecc9302eb4b1c5bf640c8778103cb9b6a

Aliases

arxiv: 2007.09280 · arxiv_version: 2007.09280v1 · doi: 10.48550/arxiv.2007.09280 · pith_short_12: KOVGBFVJGVYZ · pith_short_16: KOVGBFVJGVYZ4IOA · pith_short_8: KOVGBFVJ

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/KOVGBFVJGVYZ4IOALH65N7WAT3 \
  | 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: 53aa6096a935719e21c059fdd6fec09ecc9302eb4b1c5bf640c8778103cb9b6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37edf0f773c98c0db74db07c1b07e1432c72530db3ca7ff0c819ada910568ed0",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-07-17T23:41:38Z",
    "title_canon_sha256": "99f769b30e3f8383251a1374173ba325606aef054405ac5642ac8042d565b598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09280",
    "kind": "arxiv",
    "version": 1
  }
}