Pith Number

pith:V5UTBM5N

pith:2017:V5UTBM5N2BTUBDQNBRZPZMFKJ7

not attested not anchored not stored refs pending

Indoor Frame Recovery from Refined Line Segments

Jun Chu, Luanzheng Guo

arxiv:1705.00279 v1 · 2017-04-30 · 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{V5UTBM5N2BTUBDQNBRZPZMFKJ7}

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	2026-05-18T00:45:20.913925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af6930b3add067408e0d0c72fcb0aa4fd8df5a0510a49f0eda90e2f90ee0a718

Aliases

arxiv: 1705.00279 · arxiv_version: 1705.00279v1 · doi: 10.48550/arxiv.1705.00279 · pith_short_12: V5UTBM5N2BTU · pith_short_16: V5UTBM5N2BTUBDQN · pith_short_8: V5UTBM5N

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/V5UTBM5N2BTUBDQNBRZPZMFKJ7 \
  | 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: af6930b3add067408e0d0c72fcb0aa4fd8df5a0510a49f0eda90e2f90ee0a718

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d771d15e73b9aa998706b1bb0386246eaa1b5cc18337ec0fe379848f1c07abd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-30T07:16:10Z",
    "title_canon_sha256": "6d87cab48adadb55bc782090f1f80e4b6eaad1f1e81fed8418f30e3159c2dd6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00279",
    "kind": "arxiv",
    "version": 1
  }
}