Pith Number

pith:EV2PXJB5

pith:2026:EV2PXJB52ZE3VZQHOKRER4IMZR

not attested not anchored not stored refs pending

OPSD-V: On-Policy Self-Distillation for Post-Training Few-Step Autoregressive Video Generators

Chun Wang, Feng Gao, Hongyu Liu, Qifeng Chen, Xiaoming Wei, Xuanhua He, Yong Zhang, Yue Ma, Ziyu Wan

arxiv:2607.08766 v1 · 2026-07-09 · 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{EV2PXJB52ZE3VZQHOKRER4IMZR}

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	2026-07-10T01:19:59.653777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2574fba43dd649bae60772a248f10ccc48b75cf2f91a3e93df1876c4320a6074

Aliases

arxiv: 2607.08766 · arxiv_version: 2607.08766v1 · doi: 10.48550/arxiv.2607.08766 · pith_short_12: EV2PXJB52ZE3 · pith_short_16: EV2PXJB52ZE3VZQH · pith_short_8: EV2PXJB5

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/EV2PXJB52ZE3VZQHOKRER4IMZR \
  | 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: 2574fba43dd649bae60772a248f10ccc48b75cf2f91a3e93df1876c4320a6074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6189a16c1bf6988c688996b179bc2ef31098b90a26db93e81b17b53b11aabba8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-09T17:59:11Z",
    "title_canon_sha256": "d160876c28930facdcb9f43482321c2dc60d1793c8fad63961277cdde755972e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08766",
    "kind": "arxiv",
    "version": 1
  }
}