Pith Number

pith:HU56BFCM

pith:2026:HU56BFCM3UWFCUWXZW4CMZZUYJ

not attested not anchored not stored refs pending

Semantic and Visual Evidence for Efficient Long-Video Reasoning: A Solution for the HD-EPIC VQA Challenge

Hui Li, Liuxin Zhang, Wanjun Lv, Wei Jing, Yinsong Xu

arxiv:2605.29402 v1 · 2026-05-28 · cs.CV · 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{HU56BFCM3UWFCUWXZW4CMZZUYJ}

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	2026-05-29T01:05:37.187825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d3be0944cdd2c5152d7cdb8266734c276655285c7eb016aee3f1d388b3e063b

Aliases

arxiv: 2605.29402 · arxiv_version: 2605.29402v1 · doi: 10.48550/arxiv.2605.29402 · pith_short_12: HU56BFCM3UWF · pith_short_16: HU56BFCM3UWFCUWX · pith_short_8: HU56BFCM

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/HU56BFCM3UWFCUWXZW4CMZZUYJ \
  | 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: 3d3be0944cdd2c5152d7cdb8266734c276655285c7eb016aee3f1d388b3e063b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "605341b49b6c9beb1e62e57bb30ed73641b00a1effb0e2d447167c07ed834938",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-28T05:53:34Z",
    "title_canon_sha256": "0f1a75f0585309e9cb7320cf758cbf6b8efffc8fc12d07bc1f5bd0b39a68d3e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29402",
    "kind": "arxiv",
    "version": 1
  }
}