Pith Number

pith:BEQWI6DZ

pith:2017:BEQWI6DZY6SBUPZO3QH3G7MMMO

not attested not anchored not stored refs pending

Development of An Autonomous Bridge Deck Inspection Robotic System

Hung M. La, Kristin Dana, Nenad Gucunski, Seong-Hoon Kee

arxiv:1704.07400 v1 · 2017-04-24 · 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{BEQWI6DZY6SBUPZO3QH3G7MMMO}

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	2026-05-18T00:45:38.240687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0921647879c7a41a3f2edc0fb37d8c63b3f9c4addee16ece790c5846671b4e1f

Aliases

arxiv: 1704.07400 · arxiv_version: 1704.07400v1 · doi: 10.48550/arxiv.1704.07400 · pith_short_12: BEQWI6DZY6SB · pith_short_16: BEQWI6DZY6SBUPZO · pith_short_8: BEQWI6DZ

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/BEQWI6DZY6SBUPZO3QH3G7MMMO \
  | 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: 0921647879c7a41a3f2edc0fb37d8c63b3f9c4addee16ece790c5846671b4e1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c71748af5dffe8bfac48b187bd55f5d877c54a6453bb1a3236a001e4c6d66ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2017-04-24T18:07:13Z",
    "title_canon_sha256": "5d29d9107ae3d0ee3606b25a917f5ee5cb12d89edeb061b4b6cf57135068494f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07400",
    "kind": "arxiv",
    "version": 1
  }
}