Pith Number

pith:IOYDRZDD

pith:2021:IOYDRZDDQDEPHPBYKNPIQI5QCP

not attested not anchored not stored refs pending

Formation of a strong negative wake behind a helical swimmer in a viscoelastic fluid

H. Mohammadigoushki, K. Shoele, S. Wu, T. Solano

arxiv:2109.07675 v2 · 2021-09-16 · cond-mat.soft · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOYDRZDDQDEPHPBYKNPIQI5QCP}

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	2026-07-05T04:27:45.459985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b038e46380c8f3bc38535e8823b013ce110b729a74e572a085d2056378dfce

Aliases

arxiv: 2109.07675 · arxiv_version: 2109.07675v2 · doi: 10.48550/arxiv.2109.07675 · pith_short_12: IOYDRZDDQDEP · pith_short_16: IOYDRZDDQDEPHPBY · pith_short_8: IOYDRZDD

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/IOYDRZDDQDEPHPBYKNPIQI5QCP \
  | 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: 43b038e46380c8f3bc38535e8823b013ce110b729a74e572a085d2056378dfce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c876b64abb819381a9e176768b9553c5a49922b1932cd01111e4b6041eb5fdc",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2021-09-16T02:35:18Z",
    "title_canon_sha256": "768230a19b97a66f87141c436a15e0e7787c3ed562a361e25ea2014e25361ce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07675",
    "kind": "arxiv",
    "version": 2
  }
}