Pith Number

pith:UQLI5IMD

pith:2019:UQLI5IMD2U5UEP4YJLDXYBWHBP

not attested not anchored not stored refs pending

High-resolution 3D refractive index microscopy of multiple-scattering samples from intensity images

David Ren, Fan Wu, Laura Waller, Michael Chen, Nicole Repina, Regina Eckert, Shwetadwip Chowdhury

arxiv:1909.00023 v2 · 2019-08-30 · eess.IV · physics.comp-ph · 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{UQLI5IMD2U5UEP4YJLDXYBWHBP}

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	2026-07-05T09:48:10.036961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4168ea183d53b423f984ac77c06c70bda7a3f3d4670b39d692d2ffc8fa1ec45

Aliases

arxiv: 1909.00023 · arxiv_version: 1909.00023v2 · doi: 10.48550/arxiv.1909.00023 · pith_short_12: UQLI5IMD2U5U · pith_short_16: UQLI5IMD2U5UEP4Y · pith_short_8: UQLI5IMD

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/UQLI5IMD2U5UEP4YJLDXYBWHBP \
  | 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: a4168ea183d53b423f984ac77c06c70bda7a3f3d4670b39d692d2ffc8fa1ec45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "671f8b39feda3706513d5144e08cee1a3e4bafbdef47d8be0eb40abbd0e27efb",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-08-30T18:20:48Z",
    "title_canon_sha256": "6faaba26d191cb326ec26ea9228e3ba875ed36a21daaa18486253f9c91a9767c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00023",
    "kind": "arxiv",
    "version": 2
  }
}