Pith Number

pith:YTQYUIET

pith:2017:YTQYUIETSKKKFW3H6GHBH5XTIJ

not attested not anchored not stored refs pending

Label-free three-dimensional (3D) structural imaging in live cells using intrinsic optical refractive index

Ann Roberts, Chen Liu, Christian Depeursinge, Colin J. R. Sheppard, Douguo Zhang, Harry Quiney, Ivan K. H. Poon, Jiao Lin, Lanzhou Jiang, Michael Malek, Pierre Marquet, Shan Shan Kou, Xiaocong Yuan

arxiv:1704.04445 v1 · 2017-04-14 · q-bio.QM · physics.bio-ph · 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{YTQYUIETSKKKFW3H6GHBH5XTIJ}

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	2026-05-18T00:46:21.665037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4e18a20939294a2db67f18e13f6f3427a871bdcc419b1d0223bbe7133bda753

Aliases

arxiv: 1704.04445 · arxiv_version: 1704.04445v1 · doi: 10.48550/arxiv.1704.04445 · pith_short_12: YTQYUIETSKKK · pith_short_16: YTQYUIETSKKKFW3H · pith_short_8: YTQYUIET

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/YTQYUIETSKKKFW3H6GHBH5XTIJ \
  | 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: c4e18a20939294a2db67f18e13f6f3427a871bdcc419b1d0223bbe7133bda753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3225dce8825ffb5a76037c1d9ce3dbbe6c6b7e9642055e2b140f61c145f6f3e",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2017-04-14T15:01:52Z",
    "title_canon_sha256": "f48cbc22b551377bb59a0437f9ab22f716c3cdd1360628ca13c9dcc0d5b14530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04445",
    "kind": "arxiv",
    "version": 1
  }
}