Pith Number

pith:Q32LB3EJ

pith:2025:Q32LB3EJXG5EH6MC6MOFHFLI4H

not attested not anchored not stored refs pending

DeltaVLM: Interactive Remote Sensing Image Change Analysis via Instruction-guided Difference Perception

Hanlin Wu, Pei Deng, Wenqian Zhou

arxiv:2507.22346 v1 · 2025-07-30 · 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{Q32LB3EJXG5EH6MC6MOFHFLI4H}

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	2026-07-05T11:45:39.615166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86f4b0ec89b9ba43f982f31c539568e1cb99e868e249bc1694797e499198e55d

Aliases

arxiv: 2507.22346 · arxiv_version: 2507.22346v1 · doi: 10.48550/arxiv.2507.22346 · pith_short_12: Q32LB3EJXG5E · pith_short_16: Q32LB3EJXG5EH6MC · pith_short_8: Q32LB3EJ

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/Q32LB3EJXG5EH6MC6MOFHFLI4H \
  | 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: 86f4b0ec89b9ba43f982f31c539568e1cb99e868e249bc1694797e499198e55d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "323616f3221b8217b43cd393e8388a39fb74f03ab44eb9dc1d691c457406d3cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-30T03:14:27Z",
    "title_canon_sha256": "61509b2c63d5d93832ba4d1b3c1077c75c8548f7c05856ab5fbf82bb663cd71f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.22346",
    "kind": "arxiv",
    "version": 1
  }
}