Pith Number

pith:AJOCCZKL

pith:2020:AJOCCZKLWR4XSYRKLFR4FEZ5AW

not attested not anchored not stored refs pending

Learned discretizations for passive scalar advection in a 2-D turbulent flow

Dmitrii Kochkov, Jiawei Zhuang, Michael P. Brenner, Stephan Hoyer, Yohai Bar-Sinai

arxiv:2004.05477 v2 · 2020-04-11 · physics.comp-ph · cond-mat.dis-nn · 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{AJOCCZKLWR4XSYRKLFR4FEZ5AW}

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	2026-07-05T02:51:06.805335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

025c21654bb47979622a5963c2933d05acc3699c999892d69b216de05be648b3

Aliases

arxiv: 2004.05477 · arxiv_version: 2004.05477v2 · doi: 10.48550/arxiv.2004.05477 · pith_short_12: AJOCCZKLWR4X · pith_short_16: AJOCCZKLWR4XSYRK · pith_short_8: AJOCCZKL

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/AJOCCZKLWR4XSYRKLFR4FEZ5AW \
  | 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: 025c21654bb47979622a5963c2933d05acc3699c999892d69b216de05be648b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c62d69c1c5cb8a67a97632379a5b9724fc2f9a99e2e5bd1bdc1568b4a7df0424",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-04-11T20:07:22Z",
    "title_canon_sha256": "a6beb0a2b63c4e2cbedffd6ff11553805a46e83d9e349e7399036dcd4beb7348"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.05477",
    "kind": "arxiv",
    "version": 2
  }
}