Pith Number

pith:UBHRR42J

pith:2026:UBHRR42JRBFMM5GOIUH5OEVH3F

not attested not anchored not stored refs pending

TimeThink: Reasoning with Time for Video LLMs

Chen Chen, Dongze Hao, Handong Li, Haonan Lu, Jie Jiang, Jing Liu, Longteng Guo, Yepeng Tang, Zhiwei Jin, Zijia Zhao, Zikang Liu

arxiv:2607.05089 v1 · 2026-07-06 · 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{UBHRR42JRBFMM5GOIUH5OEVH3F}

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	2026-07-07T03:19:15.729504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a04f18f349884ac674ce450fd712a7d96192d635931f2e038770267677227bd6

Aliases

arxiv: 2607.05089 · arxiv_version: 2607.05089v1 · doi: 10.48550/arxiv.2607.05089 · pith_short_12: UBHRR42JRBFM · pith_short_16: UBHRR42JRBFMM5GO · pith_short_8: UBHRR42J

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/UBHRR42JRBFMM5GOIUH5OEVH3F \
  | 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: a04f18f349884ac674ce450fd712a7d96192d635931f2e038770267677227bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b21e760e040e9abf3a6de81b58dab4dfb2291abf94b2a84b03116e447a58778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-06T13:50:15Z",
    "title_canon_sha256": "41872aa73b7a32692017460080987531d5de20db3198543b5b45ba5750dd03a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05089",
    "kind": "arxiv",
    "version": 1
  }
}