Pith Number

pith:JTMO6ZDH

pith:2016:JTMO6ZDHMVW46L6N7WZ6L63CFU

not attested not anchored not stored refs pending

Optimal sensor placement using machine learning

Richard Semaan

arxiv:1609.07885 v2 · 2016-09-26 · physics.flu-dyn · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTMO6ZDHMVW46L6N7WZ6L63CFU}

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	2026-05-18T00:51:37.194674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cd8ef6467656dcf2fcdfdb3e5fb622d3961e8d8b5fa5176b4d83f66fccba2e5

Aliases

arxiv: 1609.07885 · arxiv_version: 1609.07885v2 · doi: 10.48550/arxiv.1609.07885 · pith_short_12: JTMO6ZDHMVW4 · pith_short_16: JTMO6ZDHMVW46L6N · pith_short_8: JTMO6ZDH

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/JTMO6ZDHMVW46L6N7WZ6L63CFU \
  | 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: 4cd8ef6467656dcf2fcdfdb3e5fb622d3961e8d8b5fa5176b4d83f66fccba2e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15e3ce2005438efe2aa0f879d892cf28e15af9e0820163247b9e56af87897000",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2016-09-26T08:49:49Z",
    "title_canon_sha256": "cfe5c26b9a39a2d979a74179e92d1244733b5026102430051c1cf681d0c08caf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07885",
    "kind": "arxiv",
    "version": 2
  }
}