Pith Number

pith:6YNOYVKP

pith:2018:6YNOYVKPXZREHIPIETJHK3PTOA

not attested not anchored not stored refs pending

Photorefractive second-harmonic detection for ultrasound-modulated optical tomography

Steven J. Byrnes

arxiv:1804.06535 v1 · 2018-04-18 · physics.optics · physics.med-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{6YNOYVKPXZREHIPIETJHK3PTOA}

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	2026-05-18T00:18:06.360160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f61aec554fbe6243a1e824d2756df37027670a2360652d52db5b1134ab7054d6

Aliases

arxiv: 1804.06535 · arxiv_version: 1804.06535v1 · doi: 10.48550/arxiv.1804.06535 · pith_short_12: 6YNOYVKPXZRE · pith_short_16: 6YNOYVKPXZREHIPI · pith_short_8: 6YNOYVKP

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/6YNOYVKPXZREHIPIETJHK3PTOA \
  | 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: f61aec554fbe6243a1e824d2756df37027670a2360652d52db5b1134ab7054d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313e67921ba1af9c3200ab236ce0a041aec370177766aa3049760f43d3ac7c44",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-04-18T03:05:05Z",
    "title_canon_sha256": "858fb0a718d3c91d8912f8e9bb7cfa2ec2fec02d8ca5bee5858e311f351ee405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06535",
    "kind": "arxiv",
    "version": 1
  }
}