Pith Number

pith:XSORBW45

pith:2021:XSORBW45UCGCM5KB4PQXAGNEOP

not attested not anchored not stored refs pending

Multiscale deep context modeling for lossless point cloud geometry compression

Dat Thanh Nguyen, Giuseppe Valenzise, Maurice Quach, Pierre Duhamel

arxiv:2104.09859 v1 · 2021-04-20 · eess.IV · 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{XSORBW45UCGCM5KB4PQXAGNEOP}

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	2026-07-05T02:33:37.835606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc9d10db9da08c267541e3e17019a473c21036898d8bd3f5d44972e68e5f6ba6

Aliases

arxiv: 2104.09859 · arxiv_version: 2104.09859v1 · doi: 10.48550/arxiv.2104.09859 · pith_short_12: XSORBW45UCGC · pith_short_16: XSORBW45UCGCM5KB · pith_short_8: XSORBW45

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/XSORBW45UCGCM5KB4PQXAGNEOP \
  | 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: bc9d10db9da08c267541e3e17019a473c21036898d8bd3f5d44972e68e5f6ba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29750ae0f36d98c6473d4169f22c8e22591ac19510198313c63d9100a501c893",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-20T09:48:12Z",
    "title_canon_sha256": "c6e2bb415c4839808e082e720f73c8340b29d6ca9cc8a8815b425d750bf58574"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09859",
    "kind": "arxiv",
    "version": 1
  }
}