Pith Number

pith:66PPLQOJ

pith:2019:66PPLQOJCRUG33S76T4GVUTF2G

not attested not anchored not stored refs pending

DeepPerimeter: Indoor Boundary Estimation from Posed Monocular Sequences

Ameya Phalak, Andrew Rabinovich, Darvin Yi, Khushi Gupta, Vijay Badrinarayanan, Zhao Chen

arxiv:1904.11595 v2 · 2019-04-25 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{66PPLQOJCRUG33S76T4GVUTF2G}

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	2026-05-17T23:41:42.271940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f79ef5c1c914686dee5ff4f86ad265d1b2cc1de0781a34f2ae34a668674f9526

Aliases

arxiv: 1904.11595 · arxiv_version: 1904.11595v2 · doi: 10.48550/arxiv.1904.11595 · pith_short_12: 66PPLQOJCRUG · pith_short_16: 66PPLQOJCRUG33S7 · pith_short_8: 66PPLQOJ

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/66PPLQOJCRUG33S76T4GVUTF2G \
  | 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: f79ef5c1c914686dee5ff4f86ad265d1b2cc1de0781a34f2ae34a668674f9526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5ec301ad58c94b3cbb26a21e776f2d8827e1b3748cf1f01bfb573266160b825",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-25T21:20:41Z",
    "title_canon_sha256": "45cd9f0b58b0a1d30372b17e0ac6289ec2f60b2540e191c4ad421c6a4688ae2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11595",
    "kind": "arxiv",
    "version": 2
  }
}