Pith Number

pith:7BJLKEM3

pith:2025:7BJLKEM32E4Q2JGROLENLX76VW

not attested not anchored not stored refs pending

Unveiling the Potential of iMarkers: Invisible Fiducial Markers for Advanced Robotics

Ali Tourani, Deniz Isinsu Avsar, Holger Voos, Hriday Bavle, Jan Lagerwall, Jose Luis Sanchez-Lopez

arxiv:2501.15505 v5 · 2025-01-26 · cs.RO · cs.CV · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BJLKEM32E4Q2JGROLENLX76VW}

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	2026-06-09T02:07:01.871654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f852b5119bd1390d24d172c8d5dffead8bc1edc22e097141a390e4aea141ebc9

Aliases

arxiv: 2501.15505 · arxiv_version: 2501.15505v5 · doi: 10.48550/arxiv.2501.15505 · pith_short_12: 7BJLKEM32E4Q · pith_short_16: 7BJLKEM32E4Q2JGR · pith_short_8: 7BJLKEM3

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/7BJLKEM32E4Q2JGROLENLX76VW \
  | 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: f852b5119bd1390d24d172c8d5dffead8bc1edc22e097141a390e4aea141ebc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b242147272bbe451d9ffdd2fe207c97ed6d600aa7b58f8dfa83f84f0e308a8b1",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-01-26T12:34:48Z",
    "title_canon_sha256": "18e3effb51164c19d0ab9b1f8981ae234a030cc659e302c71777f67be87dcbb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15505",
    "kind": "arxiv",
    "version": 5
  }
}