Pith Number

pith:SPIUHXXU

pith:2025:SPIUHXXUY4UABC4G4JYJ67SLUH

not attested not anchored not stored refs pending

ViewBridge: Curriculum Knowledge Distillation for Activity View-Invariance Under Extreme Viewpoint Changes

Arjun Somayazulu, Changan Chen, Efi Mavroudi, Kristen Grauman, Lorenzo Torresani

arxiv:2504.05451 v2 · 2025-04-07 · 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{SPIUHXXUY4UABC4G4JYJ67SLUH}

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	2026-05-20T00:00:18.924766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93d143def4c728008b86e2709f7e4ba1ef05d395fd9d100819c7c9dd6f11d33a

Aliases

arxiv: 2504.05451 · arxiv_version: 2504.05451v2 · doi: 10.48550/arxiv.2504.05451 · pith_short_12: SPIUHXXUY4UA · pith_short_16: SPIUHXXUY4UABC4G · pith_short_8: SPIUHXXU

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/SPIUHXXUY4UABC4G4JYJ67SLUH \
  | 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: 93d143def4c728008b86e2709f7e4ba1ef05d395fd9d100819c7c9dd6f11d33a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e348dc7af1f49dd5eb6d65323f65b0bab120ca868bdad76fba4f3a270a48810",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-07T19:30:30Z",
    "title_canon_sha256": "d509314bc5d72d7448e0c51bb3238aa657e0490053a2e10e63faf6e562678fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.05451",
    "kind": "arxiv",
    "version": 2
  }
}