Pith Number

pith:LJ7DRCRF

pith:2025:LJ7DRCRFLP7YKOGTB276HCQOIE

not attested not anchored not stored refs pending

3D Cal: An Open-Source Software Library for Depth Reconstruction on Vision-Based Tactile Sensors

Gregory Reardon, J. Edward Colgate, Kaival Shah, Rohan Kota

arxiv:2511.03078 v3 · 2025-11-04 · 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{LJ7DRCRFLP7YKOGTB276HCQOIE}

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	2026-07-07T00:15:50.555643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a7e388a255bff8538d30ebfe38a0e4134b236cada2f28d92197450acaff2fea

Aliases

arxiv: 2511.03078 · arxiv_version: 2511.03078v3 · doi: 10.48550/arxiv.2511.03078 · pith_short_12: LJ7DRCRFLP7Y · pith_short_16: LJ7DRCRFLP7YKOGT · pith_short_8: LJ7DRCRF

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/LJ7DRCRFLP7YKOGTB276HCQOIE \
  | 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: 5a7e388a255bff8538d30ebfe38a0e4134b236cada2f28d92197450acaff2fea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf859b23ee071f05da67d5627d2c3b3dbd930a20a28982c4909f21af8d0dd548",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-11-04T23:59:30Z",
    "title_canon_sha256": "0b918cc7c51c6d2fba4ab546b180d1e5c43c607e9d1a6e51d49eda85925aa7a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.03078",
    "kind": "arxiv",
    "version": 3
  }
}