Pith Number

pith:WJ3XFCBC

pith:2021:WJ3XFCBCQOYDAUQH6JUWDWJAQO

not attested not anchored not stored refs pending

Robust shape estimation with false-positive contact detection

Kazuki Shibata, Takamitsu Matsubara, Tatsuya Miyano, Tomohiko Jimbo

arxiv:2104.10318 v1 · 2021-04-21 · 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{WJ3XFCBCQOYDAUQH6JUWDWJAQO}

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	2026-07-05T02:34:01.075575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b27772882283b0305207f26961d92083b2b0504a4a26092b952962bf90007a77

Aliases

arxiv: 2104.10318 · arxiv_version: 2104.10318v1 · doi: 10.48550/arxiv.2104.10318 · pith_short_12: WJ3XFCBCQOYD · pith_short_16: WJ3XFCBCQOYDAUQH · pith_short_8: WJ3XFCBC

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/WJ3XFCBCQOYDAUQH6JUWDWJAQO \
  | 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: b27772882283b0305207f26961d92083b2b0504a4a26092b952962bf90007a77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77b358bba2555da7e408a5d4a56dc2caab5b29b52733745925c32dd242121f3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-04-21T02:38:13Z",
    "title_canon_sha256": "7c8753e4fb675b50bd80a9dba323b67bec1e829afc7229676d13a11827a3449b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10318",
    "kind": "arxiv",
    "version": 1
  }
}