Pith Number

pith:3BQFLXEE

pith:2024:3BQFLXEEXCXOIUOSVLQIG4T42G

not attested not anchored not stored refs pending

3QFP: Efficient neural implicit surface reconstruction using Tri-Quadtrees and Fourier feature Positional encoding

Achim J. Lilienthal, Malcolm Mielle, Martin Magnusson, Shuo Sun

arxiv:2401.07164 v2 · 2024-01-13 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BQFLXEEXCXOIUOSVLQIG4T42G}

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	2026-07-05T09:09:02.228804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d86055dc84b8aee451d2aae083727cd1b6ce4d0a179017cebff156c3ae9fdd3c

Aliases

arxiv: 2401.07164 · arxiv_version: 2401.07164v2 · doi: 10.48550/arxiv.2401.07164 · pith_short_12: 3BQFLXEEXCXO · pith_short_16: 3BQFLXEEXCXOIUOS · pith_short_8: 3BQFLXEE

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/3BQFLXEEXCXOIUOSVLQIG4T42G \
  | 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: d86055dc84b8aee451d2aae083727cd1b6ce4d0a179017cebff156c3ae9fdd3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d7c574d4d7b8c328c7e2dbf2444104538f00b4df003492d6e75c28bda528433",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2024-01-13T21:53:17Z",
    "title_canon_sha256": "b754975f9b6fffbde1295bce11b4656475319c1d9d53b5df1f30cd43b431e6a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.07164",
    "kind": "arxiv",
    "version": 2
  }
}