Pith Number

pith:2V33ISMV

pith:2025:2V33ISMVYOBTYMAWBFR7XZXQWA

not attested not anchored not stored refs pending

Pan-Arctic Permafrost Landform and Human-built Infrastructure Feature Detection with Vision Transformers and Location Embeddings

Amal S. Perera, Anna K. Liljedahl, Chandi Witharana, Chia-Yu Hsu, David Fernandez, Elias Manos, Guido Grosse, Ingmar Nitze, Michael Pimenta, Todd Nicholson, Wenwen Li, Yili Yang

arxiv:2506.02868 v1 · 2025-06-03 · 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{2V33ISMVYOBTYMAWBFR7XZXQWA}

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	2026-07-05T11:15:10.735794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d577b44995c3833c30160963fbe6f0b00afbefe36b89cf18f8b6fb18367a4470

Aliases

arxiv: 2506.02868 · arxiv_version: 2506.02868v1 · doi: 10.48550/arxiv.2506.02868 · pith_short_12: 2V33ISMVYOBT · pith_short_16: 2V33ISMVYOBTYMAW · pith_short_8: 2V33ISMV

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/2V33ISMVYOBTYMAWBFR7XZXQWA \
  | 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: d577b44995c3833c30160963fbe6f0b00afbefe36b89cf18f8b6fb18367a4470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a93162153800570ee158a8c40f25e35f9f726d256bbcb1b3710ab6141d8c3ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-03T13:34:01Z",
    "title_canon_sha256": "b36bb6d1679404e548448f20b6c7e1f00251db1f1117377d67a321c7c81dfba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02868",
    "kind": "arxiv",
    "version": 1
  }
}