Pith Number

pith:ZCZIRJL6

pith:2025:ZCZIRJL6Q6F45JSD5DOA6KI56Z

not attested not anchored not stored refs pending

Optimal Hyperspectral Undersampling Strategy for Satellite Imaging

Elena V. Lyapuntsova, Maria S. Varetsa, Natalia A. Ibragimova, Oleg Y. Rogov, Vita V. Vlasova, Vladimir G. Kuzmin

arxiv:2504.19279 v1 · 2025-04-27 · 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{ZCZIRJL6Q6F45JSD5DOA6KI56Z}

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	2026-07-05T10:54:54.999034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8b288a57e878bcea643e8dc0f291df668f0ae5b45372e5ec23a08807e3a795d

Aliases

arxiv: 2504.19279 · arxiv_version: 2504.19279v1 · doi: 10.48550/arxiv.2504.19279 · pith_short_12: ZCZIRJL6Q6F4 · pith_short_16: ZCZIRJL6Q6F45JSD · pith_short_8: ZCZIRJL6

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/ZCZIRJL6Q6F45JSD5DOA6KI56Z \
  | 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: c8b288a57e878bcea643e8dc0f291df668f0ae5b45372e5ec23a08807e3a795d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2bdb16c1ea282dc52655be265263173f90e611aadf4dda4271158abef013ae",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-27T15:33:33Z",
    "title_canon_sha256": "77a53ff773de84a6e81f86e8ef0ea0a3147ed6fdba9faf778d22a0fa6d23b24a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19279",
    "kind": "arxiv",
    "version": 1
  }
}