Pith Number

pith:DLMI2B5K

pith:2023:DLMI2B5KVCIECGIT433UDLR2MF

not attested not anchored not stored refs pending

Point-GCC: Universal Self-supervised 3D Scene Pre-training via Geometry-Color Contrast

Guofan Fan, Kaisheng Ma, WenKai Shi, Zekun Qi

arxiv:2305.19623 v2 · 2023-05-31 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLMI2B5KVCIECGIT433UDLR2MF}

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	2026-07-05T06:16:19.926053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ad88d07aaa890411913e6f741ae3a6154788a0aafbc623bd4bb8a4bc9e343da

Aliases

arxiv: 2305.19623 · arxiv_version: 2305.19623v2 · doi: 10.48550/arxiv.2305.19623 · pith_short_12: DLMI2B5KVCIE · pith_short_16: DLMI2B5KVCIECGIT · pith_short_8: DLMI2B5K

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/DLMI2B5KVCIECGIT433UDLR2MF \
  | 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: 1ad88d07aaa890411913e6f741ae3a6154788a0aafbc623bd4bb8a4bc9e343da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc3dcdfac9614c3aa2d288a5912b3fe85e86bf3ab47d6a49cf588cf6675fd06",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-05-31T07:44:03Z",
    "title_canon_sha256": "c495c5bf41b09d084815d862ee29af9af1c08d88c47fa65381ecbfc5073f975d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.19623",
    "kind": "arxiv",
    "version": 2
  }
}