Pith Number

pith:F577LPI7

pith:2025:F577LPI7CMK6UWHYAGMB3KJCDS

not attested not anchored not stored refs pending

A multi-scale vision transformer-based multimodal GeoAI model for mapping Arctic permafrost thaw

Anna Liljedahl, Brendan M. Rogers, Chia-Yu Hsu, Sizhe Wang, Wenwen Li, Yili Yang, Zhining Gu

arxiv:2504.17822 v1 · 2025-04-23 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F577LPI7CMK6UWHYAGMB3KJCDS}

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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	2026-07-05T10:53:56.562824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7ff5bd1f1315ea58f801981da9221caca06c701723f1dde391616c66a3bee2

Aliases

arxiv: 2504.17822 · arxiv_version: 2504.17822v1 · doi: 10.48550/arxiv.2504.17822 · pith_short_12: F577LPI7CMK6 · pith_short_16: F577LPI7CMK6UWHY · pith_short_8: F577LPI7

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/F577LPI7CMK6UWHYAGMB3KJCDS \
  | 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: 2f7ff5bd1f1315ea58f801981da9221caca06c701723f1dde391616c66a3bee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d2d525691a284d5b76bc6cc0ae3e2882bdbd128aaa485260dc17e4e6a48ff1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-23T22:18:10Z",
    "title_canon_sha256": "7a229b8b13d734e664cc412e0cf56e5d816131d1cbd57dd6089fb29fe8815132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17822",
    "kind": "arxiv",
    "version": 1
  }
}