Pith Number

pith:O4I62ZWS

pith:2025:O4I62ZWS4F5N2KFO6JEOACPBJP

not attested not anchored not stored refs pending

Purge-Gate: Backpropagation-Free Test-Time Adaptation for Point Clouds Classification via Token Purging

Ali Bahri, Christian Desrosiers, David Osowiechi, Gustavo Adolfo Vargas Hakim, Ismail Ben Ayed, Mehrdad Noori, Moslem Yazdanpanah, Sahar Dastani

arxiv:2509.09785 v1 · 2025-09-11 · 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{O4I62ZWS4F5N2KFO6JEOACPBJP}

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.

Cited by

1 paper in Pith

TRUST: Test-Time Refinement using Uncertainty-Guided SSM Traverses

Receipt and verification

First computed	2026-07-05T12:09:49.287989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7711ed66d2e17add28aef248e009e14bed7f8dd913308c48724ecf783cd5a31c

Aliases

arxiv: 2509.09785 · arxiv_version: 2509.09785v1 · doi: 10.48550/arxiv.2509.09785 · pith_short_12: O4I62ZWS4F5N · pith_short_16: O4I62ZWS4F5N2KFO · pith_short_8: O4I62ZWS

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/O4I62ZWS4F5N2KFO6JEOACPBJP \
  | 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: 7711ed66d2e17add28aef248e009e14bed7f8dd913308c48724ecf783cd5a31c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b12a93e087908080604a78f2bee94461fe6d3473ca6caab740105e65dcf8d9cf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-09-11T18:33:40Z",
    "title_canon_sha256": "13a209d60ae0697949eb06177d915b43aabd6dd9d359166db6db12a2561cdad0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09785",
    "kind": "arxiv",
    "version": 1
  }
}