Pith Number

pith:AF7DNIOF

pith:2021:AF7DNIOFEYTRJQ6SUMTKBK3DFY

not attested not anchored not stored refs pending

Detecting mid-infrared light by molecular frequency upconversion with dual-wavelength hybrid nanoantennas

Alejandro Mart\'inez, Angelos Xomalis, Edina Rosta, Ermanno Miele, Guy A E Vandenbosch, Jeremy J Baumberg, Rohit Chikkaraddy, Xuezhi Zheng, Zsuzsanna Koczor-Benda

arxiv:2107.02507 v1 · 2021-07-06 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AF7DNIOFEYTRJQ6SUMTKBK3DFY}

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	2026-07-05T03:40:39.637702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

017e36a1c5262714c3d2a326a0ab632e3f4e73f6b9f11f8b6ba0e3e0dddebd4e

Aliases

arxiv: 2107.02507 · arxiv_version: 2107.02507v1 · doi: 10.48550/arxiv.2107.02507 · pith_short_12: AF7DNIOFEYTR · pith_short_16: AF7DNIOFEYTRJQ6S · pith_short_8: AF7DNIOF

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/AF7DNIOFEYTRJQ6SUMTKBK3DFY \
  | 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: 017e36a1c5262714c3d2a326a0ab632e3f4e73f6b9f11f8b6ba0e3e0dddebd4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7634d27d0426f555d2ad9cdfb96d5b0283b0cc991203b15172d8c42faff060b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-07-06T10:01:15Z",
    "title_canon_sha256": "146925bd86717a6289eecab200acfda1555cfd9e053c852f0683a404e6fe13cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02507",
    "kind": "arxiv",
    "version": 1
  }
}