Pith Number

pith:QNVZLBWS

pith:2023:QNVZLBWSRBSOK4OQSYAVZ2DCB3

not attested not anchored not stored refs pending

Real-time GeoAI for High-resolution Mapping and Segmentation of Arctic Permafrost Features

Anna Liljedahl, Chandi Witharana, Chia-Yu Hsu, Sizhe Wang, Wenwen Li

arxiv:2306.05341 v1 · 2023-06-08 · 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{QNVZLBWSRBSOK4OQSYAVZ2DCB3}

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	2026-07-05T06:18:55.697606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836b9586d28864e571d096015ce8620eca841456228583dfabcc4e868d65d6fe

Aliases

arxiv: 2306.05341 · arxiv_version: 2306.05341v1 · doi: 10.48550/arxiv.2306.05341 · pith_short_12: QNVZLBWSRBSO · pith_short_16: QNVZLBWSRBSOK4OQ · pith_short_8: QNVZLBWS

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/QNVZLBWSRBSOK4OQSYAVZ2DCB3 \
  | 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: 836b9586d28864e571d096015ce8620eca841456228583dfabcc4e868d65d6fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ac9ffbed3c631d7d325c48997d1154b1e99c0b4523e43a9cb98142aca26c3b4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-06-08T16:45:16Z",
    "title_canon_sha256": "04d4db5e936c7c56b07aca6ccd37db0994667af7a03a09b1da89baf563551c40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.05341",
    "kind": "arxiv",
    "version": 1
  }
}