Pith Number

pith:7UUBR4OM

pith:2019:7UUBR4OMNEYTQPJZMMBY5KVMHX

not attested not anchored not stored refs pending

Dynamic Force Measurements on Swimming Chlamydomonas Cells using Micropipette Force Sensors

Christian T. Kreis, Oliver B\"aumchen, Quentin Magdelaine, Stefan Karpitschka, Thomas J. B\"oddeker

arxiv:1908.03602 v1 · 2019-08-09 · physics.bio-ph · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UUBR4OMNEYTQPJZMMBY5KVMHX}

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	2026-07-04T23:52:42.545364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd2818f1cc6931383d3963038eaaac3dfaad87375dbff43239c2e656c72aae0e

Aliases

arxiv: 1908.03602 · arxiv_version: 1908.03602v1 · doi: 10.48550/arxiv.1908.03602 · pith_short_12: 7UUBR4OMNEYT · pith_short_16: 7UUBR4OMNEYTQPJZ · pith_short_8: 7UUBR4OM

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/7UUBR4OMNEYTQPJZMMBY5KVMHX \
  | 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: fd2818f1cc6931383d3963038eaaac3dfaad87375dbff43239c2e656c72aae0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27a670587678c972231ca96ab640f63edfe1ae0cae4c992bb02a21a8b762b398",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2019-08-09T19:22:25Z",
    "title_canon_sha256": "00082e5ea2683108882ff68bea9e9cf7261d1ef24ec9cd742a68fd4e06aded46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03602",
    "kind": "arxiv",
    "version": 1
  }
}