Pith Number

pith:7ZVDPARU

pith:2020:7ZVDPARU7GB5BRE7W2KQ5VXGKY

not attested not anchored not stored refs pending

In-Ear Measurement of Blood Oxygen Saturation: An Ambulatory Tool Needed To Detect The Delayed Life-Threatening Hypoxaemia in COVID-19

Danilo P. Mandic, Harry J. Davies, Ian Williams, Nicholas S. Peters

arxiv:2006.04231 v1 · 2020-06-07 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZVDPARU7GB5BRE7W2KQ5VXGKY}

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	2026-07-05T03:14:01.914789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe6a378234f983d0c49fb6950ed6e65614b9a7284ec179492a6d016961827c24

Aliases

arxiv: 2006.04231 · arxiv_version: 2006.04231v1 · doi: 10.48550/arxiv.2006.04231 · pith_short_12: 7ZVDPARU7GB5 · pith_short_16: 7ZVDPARU7GB5BRE7 · pith_short_8: 7ZVDPARU

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/7ZVDPARU7GB5BRE7W2KQ5VXGKY \
  | 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: fe6a378234f983d0c49fb6950ed6e65614b9a7284ec179492a6d016961827c24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64303490146604dddf2b07ec2fb2a702ab820b19f0dfbbe31783dbfc5054044a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-06-07T18:51:54Z",
    "title_canon_sha256": "4271efad43219dc1f59e9ab7bff61d58d669045755291a111bacc803d6e6a481"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.04231",
    "kind": "arxiv",
    "version": 1
  }
}