Pith Number

pith:C5SNXP5C

pith:2026:C5SNXP5C7VRUVIHOMMCYGCDUY4

not attested not anchored not stored refs pending

On the Hardness of Optimal Motion on Trees

Tzvika Geft

arxiv:2606.06686 v1 · 2026-06-04 · cs.RO · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C5SNXP5C7VRUVIHOMMCYGCDUY4}

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	2026-06-08T01:04:22.513087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1764dbbfa2fd634aa0ee6305830874c736a0cf4f0654dc627fdc0cc5018d2ef4

Aliases

arxiv: 2606.06686 · arxiv_version: 2606.06686v1 · doi: 10.48550/arxiv.2606.06686 · pith_short_12: C5SNXP5C7VRU · pith_short_16: C5SNXP5C7VRUVIHO · pith_short_8: C5SNXP5C

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/C5SNXP5C7VRUVIHOMMCYGCDUY4 \
  | 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: 1764dbbfa2fd634aa0ee6305830874c736a0cf4f0654dc627fdc0cc5018d2ef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d7962fe75b373f2618089018ba5be74ed0e7eb069ffafc139cd9da953b99b37",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-04T20:00:05Z",
    "title_canon_sha256": "71c46c02faedc570fc01002f3afa554b75fec57e73f1b8b09ad3689b771be5eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06686",
    "kind": "arxiv",
    "version": 1
  }
}