Pith Number

pith:6KUOKS4A

pith:2020:6KUOKS4AM7DKPXDD3Q47XGUZGD

not attested not anchored not stored refs pending

The orienteering problem: a hybrid control formulation

Adriano Festa, Fabio Bagagiolo, Luciano Marzufero

arxiv:2012.07712 v4 · 2020-12-14 · math.OC · cs.NA · math.AP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6KUOKS4AM7DKPXDD3Q47XGUZGD}

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	2026-07-05T03:44:51.222427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2a8e54b8067c6a7dc63dc39fb9a9930e47ef742bdcbebd371b411d09a9ef157

Aliases

arxiv: 2012.07712 · arxiv_version: 2012.07712v4 · doi: 10.48550/arxiv.2012.07712 · pith_short_12: 6KUOKS4AM7DK · pith_short_16: 6KUOKS4AM7DKPXDD · pith_short_8: 6KUOKS4A

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/6KUOKS4AM7DKPXDD3Q47XGUZGD \
  | 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: f2a8e54b8067c6a7dc63dc39fb9a9930e47ef742bdcbebd371b411d09a9ef157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70243f9a27649703c6bd0ef2a1707feaf3eee1585b1d81324073fe3481303bf3",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-12-14T17:03:18Z",
    "title_canon_sha256": "5f12a4e9d1a5c9ba963134b6074f9f4b01677bd9f66d7e54eacd7da4d08f32db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07712",
    "kind": "arxiv",
    "version": 4
  }
}