Pith Number

pith:BKHXHJS7

pith:2021:BKHXHJS7NPBALWN7E4Q4CRDSAO

not attested not anchored not stored refs pending

Global field reconstruction from sparse sensors with Voronoi tessellation-assisted deep learning

Kai Fukami, Koji Fukagata, Kunihiko Taira, Nesar Ramachandra, Romit Maulik

arxiv:2101.00554 v2 · 2021-01-03 · physics.flu-dyn · cs.LG · physics.comp-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{BKHXHJS7NPBALWN7E4Q4CRDSAO}

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	2026-07-05T03:32:37.471151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8f73a65f6bc205d9bf2721c14472038d3eb0dffcc713fdd993ff9e84d905ca

Aliases

arxiv: 2101.00554 · arxiv_version: 2101.00554v2 · doi: 10.48550/arxiv.2101.00554 · pith_short_12: BKHXHJS7NPBA · pith_short_16: BKHXHJS7NPBALWN7 · pith_short_8: BKHXHJS7

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/BKHXHJS7NPBALWN7E4Q4CRDSAO \
  | 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: 0a8f73a65f6bc205d9bf2721c14472038d3eb0dffcc713fdd993ff9e84d905ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a34bbe709ced083a976f7c87d79fc9ba5552aaffc3606d374aeb0bbe6122a128",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-01-03T03:43:53Z",
    "title_canon_sha256": "72defe370f92fbaa61a39989e3d96db66b4e2352f73a2d3be9301ac690fad68f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.00554",
    "kind": "arxiv",
    "version": 2
  }
}