Pith Number

pith:T37JI3F3

pith:2021:T37JI3F34Q65ZBCCVB2AWVHTBP

not attested not anchored not stored refs pending

Comparison of modern open-source visual SLAM approaches

Aleksei Gonnochenko, Aleksey Burkov, Dinar Sharafutdinov, Dzmitry Tsetserukou, Gonzalo Ferrer, Mark Griguletskii, Mikhail Kurenkov, Pavel Kopanev

arxiv:2108.01654 v2 · 2021-08-03 · cs.RO · 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{T37JI3F34Q65ZBCCVB2AWVHTBP}

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	2026-07-05T05:38:39.982972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9efe946cbbe43ddc8442a8740b54f30bf8b80778cdcb91c809e1d8bfb3ce6aff

Aliases

arxiv: 2108.01654 · arxiv_version: 2108.01654v2 · doi: 10.48550/arxiv.2108.01654 · pith_short_12: T37JI3F34Q65 · pith_short_16: T37JI3F34Q65ZBCC · pith_short_8: T37JI3F3

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/T37JI3F34Q65ZBCCVB2AWVHTBP \
  | 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: 9efe946cbbe43ddc8442a8740b54f30bf8b80778cdcb91c809e1d8bfb3ce6aff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bef38e95c574aa8b05dd05e986f54b42c042124bd18a132c8a4817df204b097",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-08-03T17:52:30Z",
    "title_canon_sha256": "d5397fae9039c9041c8efb34abfb5f20334ef4f0ad750222691109934f1f1bfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01654",
    "kind": "arxiv",
    "version": 2
  }
}