Pith Number

pith:7GPA462F

pith:2026:7GPA462FZGEXC7GVLQW53Z56DG

not attested not anchored not stored refs pending

EchoChange: A Diffusion Language Model with Dual Pass Remasking for Factual Remote Sensing Disaster Change Captioning

Bowen Yao, Dongwei Sun, Jing Yao, Pei Liu, Xiangyong Cao, Yujie Zhang

arxiv:2608.01856 v1 · 2026-08-03 · 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{7GPA462FZGEXC7GVLQW53Z56DG}

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	2026-08-04T02:07:28.485653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99e0e7b45c989717cd55c2ddde7be19872b0e0370653a028ffcdebbbcbe69b2

Aliases

arxiv: 2608.01856 · arxiv_version: 2608.01856v1 · doi: 10.48550/arxiv.2608.01856 · pith_short_12: 7GPA462FZGEX · pith_short_16: 7GPA462FZGEXC7GV · pith_short_8: 7GPA462F

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/7GPA462FZGEXC7GVLQW53Z56DG \
  | 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: f99e0e7b45c989717cd55c2ddde7be19872b0e0370653a028ffcdebbbcbe69b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9defec015f7bfcb8ef51223f9f7002cf1bd496b50af3a8cb326e638d3ac462cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-03T08:04:46Z",
    "title_canon_sha256": "bb0f590b1f3a7df42f1323e9428f9f013b26dabac17b79f7e8c782dac778acb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01856",
    "kind": "arxiv",
    "version": 1
  }
}