Pith Number

pith:VEXMVWZ6

pith:2021:VEXMVWZ6RYJ4RH6U46WWOLTAFQ

not attested not anchored not stored refs pending

UMAD: Universal Model Adaptation under Domain and Category Shift

Dapeng Hu, Jian Liang, Jiashi Feng, Ran He

arxiv:2112.08553 v1 · 2021-12-16 · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEXMVWZ6RYJ4RH6U46WWOLTAFQ}

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	2026-07-05T03:41:30.360526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a92ecadb3e8e13c89fd4e7ad672e602c0fa41f7c5489f57e7fe54f3e2d066529

Aliases

arxiv: 2112.08553 · arxiv_version: 2112.08553v1 · doi: 10.48550/arxiv.2112.08553 · pith_short_12: VEXMVWZ6RYJ4 · pith_short_16: VEXMVWZ6RYJ4RH6U · pith_short_8: VEXMVWZ6

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/VEXMVWZ6RYJ4RH6U46WWOLTAFQ \
  | 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: a92ecadb3e8e13c89fd4e7ad672e602c0fa41f7c5489f57e7fe54f3e2d066529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb5e5214929339738cff9cccbc629be71bbf6c4d3b6c45d60a106dcff168542",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-16T01:22:59Z",
    "title_canon_sha256": "8a94d3a75b3f4c2f4002b8f1bc2f068d9ccc34fb0612b0c68f1e2dd4d69f4341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08553",
    "kind": "arxiv",
    "version": 1
  }
}