Pith Number

pith:EHCLMVNW

pith:2026:EHCLMVNWGSEPTMAOZO2OGJEMYX

not attested not anchored not stored refs pending

Adaptive Partitioning in Column Generation for Nested Paths

Alexandre Jacquillat, Bart van Rossum, Rolf van Lieshout

arxiv:2605.28692 v1 · 2026-05-27 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHCLMVNWGSEPTMAOZO2OGJEMYX}

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	2026-05-28T02:05:00.019295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c4b655b63488f9b00ecbb4e3248cc5ccc7da96974c293c9b9b725cc4a81c2b

Aliases

arxiv: 2605.28692 · arxiv_version: 2605.28692v1 · doi: 10.48550/arxiv.2605.28692 · pith_short_12: EHCLMVNWGSEP · pith_short_16: EHCLMVNWGSEPTMAO · pith_short_8: EHCLMVNW

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/EHCLMVNWGSEPTMAOZO2OGJEMYX \
  | 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: 21c4b655b63488f9b00ecbb4e3248cc5ccc7da96974c293c9b9b725cc4a81c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f55d809d78d3f621aa5d9ca4e19e2324bde32fb4aa94ea9608ad8c827623b4a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-27T16:19:59Z",
    "title_canon_sha256": "38243132f04604b7b49713ff7f00bb2b03a7254ff8173816e840109ead0f5e8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28692",
    "kind": "arxiv",
    "version": 1
  }
}