Pith Number

pith:XASBOPQE

pith:2019:XASBOPQEHRUD4V7YUKQTKECFMN

not attested not anchored not stored refs pending

AdaFilter: Adaptive Filter Fine-tuning for Deep Transfer Learning

Liqiang Wang, Tajana Rosing, Yandong Li, Yunhui Guo

arxiv:1911.09659 v2 · 2019-11-21 · 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{XASBOPQEHRUD4V7YUKQTKECFMN}

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	2026-07-05T00:24:42.765532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b824173e043c683e57f8a2a1351045634cfeb46cc567963c05d7fe3e1c06001c

Aliases

arxiv: 1911.09659 · arxiv_version: 1911.09659v2 · doi: 10.48550/arxiv.1911.09659 · pith_short_12: XASBOPQEHRUD · pith_short_16: XASBOPQEHRUD4V7Y · pith_short_8: XASBOPQE

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/XASBOPQEHRUD4V7YUKQTKECFMN \
  | 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: b824173e043c683e57f8a2a1351045634cfeb46cc567963c05d7fe3e1c06001c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8c52f586c22553d3d03ab3bf9ae90377b41d6d8aa77b8f307dd8aeda542685",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-21T18:39:01Z",
    "title_canon_sha256": "104e719f68ddae8c3db1cf3a270bf59db22e063981d55dea2e924d1474b093b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.09659",
    "kind": "arxiv",
    "version": 2
  }
}