Pith Number

pith:XSNAOV62

pith:2019:XSNAOV62KG6G5LD3XZ2Y3BHXIT

not attested not anchored not stored refs pending

Adaptive Heart Rate Estimation from Face Videos

Masanori Tsujikawa, Terumi Umematsu, Utkarsh Sharma, Yoshifumi Onishi

arxiv:1905.12366 v1 · 2019-04-18 · 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{XSNAOV62KG6G5LD3XZ2Y3BHXIT}

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	2026-05-17T23:44:44.544132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc9a0757da51bc6eac7bbe758d84f744f085841a30039c95226499b0e4bcb744

Aliases

arxiv: 1905.12366 · arxiv_version: 1905.12366v1 · doi: 10.48550/arxiv.1905.12366 · pith_short_12: XSNAOV62KG6G · pith_short_16: XSNAOV62KG6G5LD3 · pith_short_8: XSNAOV62

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/XSNAOV62KG6G5LD3XZ2Y3BHXIT \
  | 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: bc9a0757da51bc6eac7bbe758d84f744f085841a30039c95226499b0e4bcb744

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ae0243e0c9d31eb96f0dbb11ce611bb189fb62afb2d8d904606d4458dea06b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-04-18T05:28:27Z",
    "title_canon_sha256": "8248af907e651066891b8f86bc288512d74d4097cc5d8ea01c835c9d76822626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12366",
    "kind": "arxiv",
    "version": 1
  }
}