Pith Number

pith:RY4NY3GJ

pith:2025:RY4NY3GJNM6AMCSMRLID66ALA5

not attested not anchored not stored refs pending

PC-JND: Subjective Study and Dataset on Just Noticeable Difference for Point Clouds in 6DoF Virtual Reality

Chunling Fan, Dietmar Saupe, Raouf Hamzaoui, Weisi Lin, Yun Zhang

arxiv:2507.21557 v1 · 2025-07-29 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RY4NY3GJNM6AMCSMRLID66ALA5}

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	2026-07-05T11:45:02.204661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e38dc6cc96b3c060a4c8ad03f780b0762b01076d902ee75ea1092ac2baa86b8

Aliases

arxiv: 2507.21557 · arxiv_version: 2507.21557v1 · doi: 10.48550/arxiv.2507.21557 · pith_short_12: RY4NY3GJNM6A · pith_short_16: RY4NY3GJNM6AMCSM · pith_short_8: RY4NY3GJ

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/RY4NY3GJNM6AMCSMRLID66ALA5 \
  | 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: 8e38dc6cc96b3c060a4c8ad03f780b0762b01076d902ee75ea1092ac2baa86b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e35c91ec3e9bf6bcb9efae0db8c39b97823dd85b78615a44bb5d65a51f20e45",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2025-07-29T07:42:14Z",
    "title_canon_sha256": "b8daa90120f773489505ad5195bcbcff6ac5eb33dbe3b8ea78d1db9808c3721f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21557",
    "kind": "arxiv",
    "version": 1
  }
}