Pith Number

pith:R3BOXZY5

pith:2025:R3BOXZY5M2P6QAAW3TLMQ42ZG7

not attested not anchored not stored refs pending

Stabilizing RED using the Koopman Operator

Kunal N. Chaudhury, Shraddha Chavan

arxiv:2509.05736 v1 · 2025-09-06 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3BOXZY5M2P6QAAW3TLMQ42ZG7}

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	2026-07-05T12:06:23.224394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec2ebe71d669fe80016dcd6c8735937eae9822f7bad999b859c959649e7ee4f

Aliases

arxiv: 2509.05736 · arxiv_version: 2509.05736v1 · doi: 10.48550/arxiv.2509.05736 · pith_short_12: R3BOXZY5M2P6 · pith_short_16: R3BOXZY5M2P6QAAW · pith_short_8: R3BOXZY5

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/R3BOXZY5M2P6QAAW3TLMQ42ZG7 \
  | 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: 8ec2ebe71d669fe80016dcd6c8735937eae9822f7bad999b859c959649e7ee4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35029741dfa94315469ccb9503c26c42556c610e1f7f85a7837e5a0a81ea7b94",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-09-06T14:58:02Z",
    "title_canon_sha256": "bb4521bcc78877a99c032b91aa914594b142012273a3edcc664fc14e7b41ddcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05736",
    "kind": "arxiv",
    "version": 1
  }
}