Pith Number

pith:75QKRT5R

pith:2018:75QKRT5REYAMZR2ZG2GFTOJVMJ

not attested not anchored not stored refs pending

VIPL-HR: A Multi-modal Database for Pulse Estimation from Less-constrained Face Video

Hu Han, Shiguang Shan, Xilin Chen, Xuesong Niu

arxiv:1810.04927 v2 · 2018-10-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75QKRT5REYAMZR2ZG2GFTOJVMJ}

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	2026-05-17T23:59:49.135056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff60a8cfb12600ccc759368c59b9356277e1ec1c2575bae492c4fb1de82b3f63

Aliases

arxiv: 1810.04927 · arxiv_version: 1810.04927v2 · doi: 10.48550/arxiv.1810.04927 · pith_short_12: 75QKRT5REYAM · pith_short_16: 75QKRT5REYAMZR2Z · pith_short_8: 75QKRT5R

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/75QKRT5REYAMZR2ZG2GFTOJVMJ \
  | 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: ff60a8cfb12600ccc759368c59b9356277e1ec1c2575bae492c4fb1de82b3f63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1495dec94121bc5067a2daadab584dcb15a552c8b9e0cbf7b60408a5c3bdd767",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-10-11T09:32:27Z",
    "title_canon_sha256": "a5948e11b42384f6c89048a782c88bb199aa202e76ba70da481f9af9d78713e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04927",
    "kind": "arxiv",
    "version": 2
  }
}