Pith Number

pith:XR33NAK6

pith:2021:XR33NAK6RTAKI3UQGQTXAWTVEZ

not attested not anchored not stored refs pending

SPIN: Simplifying Polar Invariance for Neural networks Application to vision-based irradiance forecasting

Anthony Hu, Guillaume Arbod, Joan Lasenby, Philippe Blanc, Quentin Paletta

arxiv:2111.14507 v3 · 2021-11-29 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XR33NAK6RTAKI3UQGQTXAWTVEZ}

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	2026-07-05T04:12:37.218554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc77b6815e8cc0a46e903427705a7526753795fb16347ad20dfd8d1d9674a3c5

Aliases

arxiv: 2111.14507 · arxiv_version: 2111.14507v3 · doi: 10.48550/arxiv.2111.14507 · pith_short_12: XR33NAK6RTAK · pith_short_16: XR33NAK6RTAKI3UQ · pith_short_8: XR33NAK6

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/XR33NAK6RTAKI3UQGQTXAWTVEZ \
  | 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: bc77b6815e8cc0a46e903427705a7526753795fb16347ad20dfd8d1d9674a3c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3edff4e86f340f2d42952386d0df7b3af3afefd65b46df340c3d0e65686b230c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-29T12:58:57Z",
    "title_canon_sha256": "23ed14e5310314078dc16e66c17cfe42835988116927f42dd56286cb068964bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14507",
    "kind": "arxiv",
    "version": 3
  }
}