Pith Number

pith:D4MPLEFF

pith:2018:D4MPLEFFR6YYBAC74T2YAHIU5E

not attested not anchored not stored refs pending

A Topological Kinematic Workspace Analysis of the Canfield Joint

Alan Hylton, Robert Short

arxiv:1809.02148 v1 · 2018-09-06 · 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{D4MPLEFFR6YYBAC74T2YAHIU5E}

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	2026-05-18T00:06:17.833829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f18f590a58fb180805fe4f5801d14e91480db90a7a0e252bcc7f55b83f9d99e

Aliases

arxiv: 1809.02148 · arxiv_version: 1809.02148v1 · doi: 10.48550/arxiv.1809.02148 · pith_short_12: D4MPLEFFR6YY · pith_short_16: D4MPLEFFR6YYBAC7 · pith_short_8: D4MPLEFF

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/D4MPLEFFR6YYBAC74T2YAHIU5E \
  | 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: 1f18f590a58fb180805fe4f5801d14e91480db90a7a0e252bcc7f55b83f9d99e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f96fd09fbc413a0d851616201be375192f7fdbcbff8798c9299ea35b7207215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-09-06T18:03:26Z",
    "title_canon_sha256": "7d2b9168ebbd69c40709a73f2515ee334bf32a8d2612b1bbc0a56109a6b8fcef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02148",
    "kind": "arxiv",
    "version": 1
  }
}