Pith Number

pith:4U475PXS

pith:2025:4U475PXSJQCL4GFGJ3SCSEEGAH

not attested not anchored not stored refs pending

IRSAMap:Towards Large-Scale, High-Resolution Land Cover Map Vectorization

Anzhi Yue, Chenhao Wang, Diyou Liu, Jiansheng Chen, Jingbo Chen, Kai Li, Kaiyu Li, Ligao Deng, Xian Sun, Yu Meng, Yupeng Deng, Zhihao Xi

arxiv:2508.16272 v1 · 2025-08-22 · 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{4U475PXSJQCL4GFGJ3SCSEEGAH}

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	2026-07-05T11:57:45.082675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e539febef24c04be18a64ee429108601e73208cbbeaaeb5dcab3a8f09314460a

Aliases

arxiv: 2508.16272 · arxiv_version: 2508.16272v1 · doi: 10.48550/arxiv.2508.16272 · pith_short_12: 4U475PXSJQCL · pith_short_16: 4U475PXSJQCL4GFG · pith_short_8: 4U475PXS

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/4U475PXSJQCL4GFGJ3SCSEEGAH \
  | 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: e539febef24c04be18a64ee429108601e73208cbbeaaeb5dcab3a8f09314460a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80c283d40ba580a9812f0bfb2550a32423024c0ffb8c5fa82d48dfa9e0527439",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-22T10:14:18Z",
    "title_canon_sha256": "38538731e1628b80cdb0b8a44ffe0f399ae110d6f29fdbd7a551c8da9ac195c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16272",
    "kind": "arxiv",
    "version": 1
  }
}