Pith Number

pith:OAVQEMDC

pith:2022:OAVQEMDCI3J3XPZ7UEW2CM4KKC

not attested not anchored not stored refs pending

Polyhedral Relaxations for Optimal Pump Scheduling of Potable Water Distribution Networks

Ahmed S. Zamzam, Byron Tasseff, Carleton Coffrin, Clayton Barrows, Devon Sigler, Jonathan Stickel, Pascal Van Hentenryck, Russell Bent, Yang Liu

arxiv:2208.03551 v1 · 2022-08-06 · 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{OAVQEMDCI3J3XPZ7UEW2CM4KKC}

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	2026-07-05T04:46:41.928727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

702b02306246d3bbbf3fa12da1338a50b5d57a71e703fc4cf17a0270ab26a606

Aliases

arxiv: 2208.03551 · arxiv_version: 2208.03551v1 · doi: 10.48550/arxiv.2208.03551 · pith_short_12: OAVQEMDCI3J3 · pith_short_16: OAVQEMDCI3J3XPZ7 · pith_short_8: OAVQEMDC

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/OAVQEMDCI3J3XPZ7UEW2CM4KKC \
  | 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: 702b02306246d3bbbf3fa12da1338a50b5d57a71e703fc4cf17a0270ab26a606

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "819ea915d886927d31ce643967661a53d35f977d66ee0d13943d98e33b00b856",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-08-06T17:52:08Z",
    "title_canon_sha256": "6b7c59298b47011198bb060509e3e43d9706f027fbf7577a77031309c72b457e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.03551",
    "kind": "arxiv",
    "version": 1
  }
}