Pith Number

pith:MCJUGYGP

pith:2019:MCJUGYGPMUNSGLFZN3KQP3QBNR

not attested not anchored not stored refs pending

Developing a Simple Model for Sand-Tool Interaction and Autonomously Shaping Sand

Aaron M. Johnson, Catherine Pavlov, Wooshik Kim

arxiv:1908.02745 v1 · 2019-08-07 · 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{MCJUGYGPMUNSGLFZN3KQP3QBNR}

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	2026-07-04T23:52:11.806490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60934360cf651b232cb96ed507ee016c43b17cf8f3c0bc41bf438b76348a674f

Aliases

arxiv: 1908.02745 · arxiv_version: 1908.02745v1 · doi: 10.48550/arxiv.1908.02745 · pith_short_12: MCJUGYGPMUNS · pith_short_16: MCJUGYGPMUNSGLFZ · pith_short_8: MCJUGYGP

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/MCJUGYGPMUNSGLFZN3KQP3QBNR \
  | 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: 60934360cf651b232cb96ed507ee016c43b17cf8f3c0bc41bf438b76348a674f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97c9b60e56c089e23caf7fd679f1f7c1a0a5f8c1d7cd8b097afc00c5bc0df0b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-08-07T17:54:09Z",
    "title_canon_sha256": "abc34afd7270762407eb965ab1262d38c750641c8d72fa305bb03db6777196f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02745",
    "kind": "arxiv",
    "version": 1
  }
}