Pith Number

pith:QQZ6NBQM

pith:2014:QQZ6NBQM2K7CHNFB2E5TEITNUK

not attested not anchored not stored refs pending

Liquid refractive index sensing independent of opacity using an optofluidic sensor based on diffraction

Logan Liu, Zhida Xu

arxiv:1410.0903 v2 · 2014-10-03 · physics.optics · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQZ6NBQM2K7CHNFB2E5TEITNUK}

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	2026-05-18T02:40:03.828440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8433e6860cd2be23b4a1d13b32226da2848f8f99ed09422d898f3381248f80fa

Aliases

arxiv: 1410.0903 · arxiv_version: 1410.0903v2 · doi: 10.48550/arxiv.1410.0903 · pith_short_12: QQZ6NBQM2K7C · pith_short_16: QQZ6NBQM2K7CHNFB · pith_short_8: QQZ6NBQM

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/QQZ6NBQM2K7CHNFB2E5TEITNUK \
  | 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: 8433e6860cd2be23b4a1d13b32226da2848f8f99ed09422d898f3381248f80fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef56a84253f59f86eef691e842694085e657b80eca67c0dc26f113e7b1ee3ffa",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-10-03T16:30:12Z",
    "title_canon_sha256": "65d54b9909dc87303af4523e3985edf77400f9ed6248ffeafee505e3748f4066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0903",
    "kind": "arxiv",
    "version": 2
  }
}