Pith Number

pith:PARM3F3F

pith:2026:PARM3F3FRZX5FHLSCXMXYK6G3S

not attested not anchored not stored refs pending

MemDreamer: Decoupling Perception and Reasoning for Long Video Understanding via Hierarchical Graph Memory and Agentic Retrieval Mechanism

Chaoyang Zhang, Chunhua Shen, Cong Chen, Guangming Yao, Guo Gan, Hao Chen, Jingdong Chen, Kaixiang Ji, Yi Yuan, Zhen Yang

arxiv:2606.07512 v1 · 2026-06-05 · cs.CV · cs.AI · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PARM3F3FRZX5FHLSCXMXYK6G3S}

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	2026-06-08T01:05:32.048055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7822cd97658e6fd29d7215d97c2bc6dc9011559ab4034e332fcca5c5343933ee

Aliases

arxiv: 2606.07512 · arxiv_version: 2606.07512v1 · doi: 10.48550/arxiv.2606.07512 · pith_short_12: PARM3F3FRZX5 · pith_short_16: PARM3F3FRZX5FHLS · pith_short_8: PARM3F3F

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/PARM3F3FRZX5FHLSCXMXYK6G3S \
  | 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: 7822cd97658e6fd29d7215d97c2bc6dc9011559ab4034e332fcca5c5343933ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4bebce4fd5e68ac9b2614096cd5f021d6293612ff43c85a737066f0982f2001",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-05T17:59:21Z",
    "title_canon_sha256": "bea48001a1071561d766301f16546a9c2e59f13eca722ab1ccbc2acf1457b755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07512",
    "kind": "arxiv",
    "version": 1
  }
}