Pith Number

pith:FRJWOSLP

pith:2021:FRJWOSLPZ7JRUBBFZSAGSD5P4O

not attested not anchored not stored refs pending

Background-Suppressed High-Throughput Mid-Infrared Photothermal Microscopy via Pupil Engineering

Celalettin Yurdakul, Haonan Zong, Ji-Xin Cheng, Meng Zhang, M. Selim Unlu, Yeran Bai

arxiv:2104.06247 v1 · 2021-04-13 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRJWOSLPZ7JRUBBFZSAGSD5P4O}

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	2026-07-05T02:31:30.243091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c5367496fcfd31a0425cc80690fafe3a79d16e2329d0bc8fc40f2fcd3c2df92

Aliases

arxiv: 2104.06247 · arxiv_version: 2104.06247v1 · doi: 10.48550/arxiv.2104.06247 · pith_short_12: FRJWOSLPZ7JR · pith_short_16: FRJWOSLPZ7JRUBBF · pith_short_8: FRJWOSLP

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/FRJWOSLPZ7JRUBBFZSAGSD5P4O \
  | 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: 2c5367496fcfd31a0425cc80690fafe3a79d16e2329d0bc8fc40f2fcd3c2df92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "180d0d57acf74e606d40c6e2f8e8b1b0e3dcb69d0c7b5d504ff5e7a065f8ea05",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-04-13T14:42:58Z",
    "title_canon_sha256": "77d5baa937437af2c34b1b8689b6ed812fd041f83da7aaad81590114084ddf9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06247",
    "kind": "arxiv",
    "version": 1
  }
}