Pith Number

pith:IN7Y6CMY

pith:2021:IN7Y6CMYPRLAC3TF3ZFBTQJNOW

not attested not anchored not stored refs pending

Fitbeat: COVID-19 Estimation based on Wristband Heart Rate

Amos A Folarin, Ana Isabel Guerrero, Ana Zabalza, Bj\"orn Schuller, Callum Stewart, Carlos Nos, Estela Laporta Puyal, Florian B. Pokorny, Giancarlo Comi, Gloria Dalla Costa, Jing Han, Judith Dineley, Letizia Leocan, Mathias Buron, Matthew Hotopf, Melinda Magyari, Nicholas Cummins, Patrick Locatelli, Pauline Conde, Per Soelberg S{\o}rensen, Raquel Bail\'on, Richard JB Dobson, Shaoxiong Sun, Shuo Liu, Spyridon Kontaxis, Srinivasan Vairavan, Vaibhav A Narayan, Yatharth Ranjan, Zulqarnain Rashid

arxiv:2104.09263 v1 · 2021-04-19 · eess.SP · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IN7Y6CMYPRLAC3TF3ZFBTQJNOW}

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	2026-07-05T02:33:11.373939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437f8f09987c56016e65de4a19c12d75b5fe479ee76c65a2687b0b7c9222dc1a

Aliases

arxiv: 2104.09263 · arxiv_version: 2104.09263v1 · doi: 10.48550/arxiv.2104.09263 · pith_short_12: IN7Y6CMYPRLA · pith_short_16: IN7Y6CMYPRLAC3TF · pith_short_8: IN7Y6CMY

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/IN7Y6CMYPRLAC3TF3ZFBTQJNOW \
  | 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: 437f8f09987c56016e65de4a19c12d75b5fe479ee76c65a2687b0b7c9222dc1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2e9915325c584b1d8c5be86ccee8f38fcace890898bd06d6c6bda59cf2c84ae",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-04-19T13:08:53Z",
    "title_canon_sha256": "7fc26d9967d7d4f946cf0ae765d86b581f4ce4e7d180797314bb214ac3aea71c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09263",
    "kind": "arxiv",
    "version": 1
  }
}