Pith Number

pith:FYHWKN33

pith:2021:FYHWKN333C4CPH4UEHQERICVIL

not attested not anchored not stored refs pending

Simultaneous Multi-View Camera Pose Estimation and Object Tracking with Square Planar Markers

Hamid Sarmadi, M.A. Berb\'is, Rafael Mu\~noz-Salinas, R. Medina-Carnicer

arxiv:2103.09141 v1 · 2021-03-16 · 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{FYHWKN333C4CPH4UEHQERICVIL}

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	2026-07-05T02:25:11.993211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e0f65377bd8b8279f9421e048a05542fae0c3a3d3cb7a9c721a5341992c85b2

Aliases

arxiv: 2103.09141 · arxiv_version: 2103.09141v1 · doi: 10.48550/arxiv.2103.09141 · pith_short_12: FYHWKN333C4C · pith_short_16: FYHWKN333C4CPH4U · pith_short_8: FYHWKN33

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/FYHWKN333C4CPH4UEHQERICVIL \
  | 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: 2e0f65377bd8b8279f9421e048a05542fae0c3a3d3cb7a9c721a5341992c85b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ad808f83e2416e19ce8a1a2057cf20036bc3504cdd632d7b6dba35280f68de0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-16T15:33:58Z",
    "title_canon_sha256": "a72a3383a45764ad7cbac8939e658dacf90d752706f4936ac9e045c778f1406a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09141",
    "kind": "arxiv",
    "version": 1
  }
}