Pith Number

pith:WA2NF4BH

pith:2018:WA2NF4BHDBTXYZSL35RHZXOERL

not attested not anchored not stored refs pending

Nondestructive in-line sub-picomolar detection of magnetic nanoparticles in flowing complex fluids

Arne Wickenbrock, Carlos A. Mora, Dmitry Budker, John W. Blanchard, Lukas D. Langenegger, Lykourgos Bougas, Martin Zeltner, Wendelin J. Stark

arxiv:1801.05665 v1 · 2018-01-17 · physics.app-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{WA2NF4BHDBTXYZSL35RHZXOERL}

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	2026-05-18T00:25:40.509546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b034d2f02718677c664bdf627cddc48ae6894c8d39f116ea2d7cb70c94f79033

Aliases

arxiv: 1801.05665 · arxiv_version: 1801.05665v1 · doi: 10.48550/arxiv.1801.05665 · pith_short_12: WA2NF4BHDBTX · pith_short_16: WA2NF4BHDBTXYZSL · pith_short_8: WA2NF4BH

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/WA2NF4BHDBTXYZSL35RHZXOERL \
  | 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: b034d2f02718677c664bdf627cddc48ae6894c8d39f116ea2d7cb70c94f79033

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2393600910f45c7a39f4d5e4d7e9e6960ae6895af55a2bbcf7f60cea627f13",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-01-17T13:59:16Z",
    "title_canon_sha256": "60c83099f046c6599321780e4a114fa83c3228cc95f57b8a4a10fbf2588044f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05665",
    "kind": "arxiv",
    "version": 1
  }
}