Pith Number

pith:ZYNYVUGL

pith:2021:ZYNYVUGL6FWGOGZKIK2T5TDUVD

not attested not anchored not stored refs pending

$\Delta$-MILP: Deep Space Network Scheduling via Mixed-Integer Linear Programming

Brian Wilson, Edwin Goh, Mark Johnston, Ramtin Madani, Ryan Alimo, Thomas Claudet

arxiv:2111.11628 v2 · 2021-11-23 · math.OC · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYNYVUGL6FWGOGZKIK2T5TDUVD}

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	2026-07-05T04:17:37.719785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce1b8ad0cbf16c671b2a42b53ecc74a8ebc6d6f0e8b2db0cbff406cdc414f07a

Aliases

arxiv: 2111.11628 · arxiv_version: 2111.11628v2 · doi: 10.48550/arxiv.2111.11628 · pith_short_12: ZYNYVUGL6FWG · pith_short_16: ZYNYVUGL6FWGOGZK · pith_short_8: ZYNYVUGL

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/ZYNYVUGL6FWGOGZKIK2T5TDUVD \
  | 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: ce1b8ad0cbf16c671b2a42b53ecc74a8ebc6d6f0e8b2db0cbff406cdc414f07a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40420bd9c5e229d2491096af9a7111220270217a0d0cc82c5c4dad0cd4bb67a1",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-11-23T03:20:15Z",
    "title_canon_sha256": "c5d6839859f0ae0959d34c7f084ef815e9360fc9d1ee534801aff916e57a2f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11628",
    "kind": "arxiv",
    "version": 2
  }
}