Pith Number

pith:2A7SBQ6W

pith:2025:2A7SBQ6WOTG3U3J2MMPWKC7AXG

not attested not anchored not stored refs pending

Perception Activator: An intuitive and portable framework for brain cognitive exploration

Cairong Zhao, Duoqian Miao, Hongyun Zhang, Le Xu, Qixian Zhang, Qi Zhang

arxiv:2507.02311 v1 · 2025-07-03 · 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{2A7SBQ6WOTG3U3J2MMPWKC7AXG}

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	2026-07-05T11:31:15.791042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03f20c3d674cdba6d3a631f650be0b9b53491ecfd948c3f8b89fd39f85e103b

Aliases

arxiv: 2507.02311 · arxiv_version: 2507.02311v1 · doi: 10.48550/arxiv.2507.02311 · pith_short_12: 2A7SBQ6WOTG3 · pith_short_16: 2A7SBQ6WOTG3U3J2 · pith_short_8: 2A7SBQ6W

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/2A7SBQ6WOTG3U3J2MMPWKC7AXG \
  | 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: d03f20c3d674cdba6d3a631f650be0b9b53491ecfd948c3f8b89fd39f85e103b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84d97c94907758a8b2e69ab96dbfe7b2546b4f5fe7e90caf7ffda533037a80da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-03T04:46:48Z",
    "title_canon_sha256": "3e148f6c67d3240b49c8c5cecad62baaece5e91f04a2858746146dcb6ebea0bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.02311",
    "kind": "arxiv",
    "version": 1
  }
}