Pith Number

pith:QNNR6AXZ

pith:2023:QNNR6AXZAWMF2TEQOJI2YAKUF5

not attested not anchored not stored refs pending

Theoretical Limits of Energy Extraction in Active Fluids

Matt Thomson, Shahriar Shadkhoo

arxiv:2307.00489 v2 · 2023-07-02 · cond-mat.soft · cond-mat.other · cond-mat.stat-mech · 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{QNNR6AXZAWMF2TEQOJI2YAKUF5}

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	2026-07-05T08:13:59.609731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

835b1f02f905985d4c907251ac01542f5242dfc328eacd624de2b5664e9452b3

Aliases

arxiv: 2307.00489 · arxiv_version: 2307.00489v2 · doi: 10.48550/arxiv.2307.00489 · pith_short_12: QNNR6AXZAWMF · pith_short_16: QNNR6AXZAWMF2TEQ · pith_short_8: QNNR6AXZ

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/QNNR6AXZAWMF2TEQOJI2YAKUF5 \
  | 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: 835b1f02f905985d4c907251ac01542f5242dfc328eacd624de2b5664e9452b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48b38de722e11c8a9519343dd6744b578c2f8b10048dbf36b8c9d99a8885951f",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.stat-mech",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2023-07-02T06:30:12Z",
    "title_canon_sha256": "4442a112634db3ecee8fdbb420ff9f29b243ea252daf77e40f250fd94bed7d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.00489",
    "kind": "arxiv",
    "version": 2
  }
}