Pith Number

pith:IQF4AZCJ

pith:2017:IQF4AZCJ2UBEFOR3JSG6NDOKIG

not attested not anchored not stored refs pending

Local Water Storage Control for the Developing World

Anil Aswani, Yonatan Mintz, Zuo-Jun Max Shen

arxiv:1703.07528 v2 · 2017-03-22 · math.OC · cs.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{IQF4AZCJ2UBEFOR3JSG6NDOKIG}

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	2026-05-18T00:34:22.819151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440bc06449d50242ba3b4c8de68dca41b8027289d0b8fb12c67ef8cf8282f153

Aliases

arxiv: 1703.07528 · arxiv_version: 1703.07528v2 · doi: 10.48550/arxiv.1703.07528 · pith_short_12: IQF4AZCJ2UBE · pith_short_16: IQF4AZCJ2UBEFOR3 · pith_short_8: IQF4AZCJ

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/IQF4AZCJ2UBEFOR3JSG6NDOKIG \
  | 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: 440bc06449d50242ba3b4c8de68dca41b8027289d0b8fb12c67ef8cf8282f153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac37a4ab6edee9af6bf59b688013bc5002a73f11c9a6f21fd0223282980b0441",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-03-22T04:57:04Z",
    "title_canon_sha256": "488ae2d59de748f589e32e31cd38708229e05afe4bddbb1c3d31c126684d4739"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07528",
    "kind": "arxiv",
    "version": 2
  }
}