Pith Number

pith:PBYCMAIZ

pith:2026:PBYCMAIZDOGSKZE4IPICPHARQU

not attested not anchored not stored refs pending

PhysFlow: Frequency Decoupled with Dual-Field Rectified Flow for Remote Photoplethysmography

Hang Shao, Jianjun Qian, Jian Yang, Lei Luo, Zixu Li

arxiv:2606.23226 v1 · 2026-06-22 · 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{PBYCMAIZDOGSKZE4IPICPHARQU}

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	2026-06-23T03:14:14.295188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78702601191b8d25649c43d0279c118505462f746179185a84dc8dedae819c98

Aliases

arxiv: 2606.23226 · arxiv_version: 2606.23226v1 · doi: 10.48550/arxiv.2606.23226 · pith_short_12: PBYCMAIZDOGS · pith_short_16: PBYCMAIZDOGSKZE4 · pith_short_8: PBYCMAIZ

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/PBYCMAIZDOGSKZE4IPICPHARQU \
  | 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: 78702601191b8d25649c43d0279c118505462f746179185a84dc8dedae819c98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca770a50d5fb78eccc38ddda9f349d2ecad2be20a62a1c62547950164b6c941",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-22T12:14:37Z",
    "title_canon_sha256": "9995755fafe1a25f9980d20baf55dc5e76c19c45453237d42121c023ce34b35a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23226",
    "kind": "arxiv",
    "version": 1
  }
}