Pith Number

pith:Q67REAFU

pith:2017:Q67REAFUSQT4VOT6XYG33CXIRY

not attested not anchored not stored refs pending

Open storm: a complete framework for sensing and control of urban watersheds

Brandon Wong, Branko Kerkez, Matthew Bartos

arxiv:1708.05172 v1 · 2017-08-17 · 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{Q67REAFUSQT4VOT6XYG33CXIRY}

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	2026-05-18T00:37:53.660653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87bf1200b49427caba7ebe0dbd8ae88e0ebc575932a1bd73bc83fcb9f55b5181

Aliases

arxiv: 1708.05172 · arxiv_version: 1708.05172v1 · doi: 10.48550/arxiv.1708.05172 · pith_short_12: Q67REAFUSQT4 · pith_short_16: Q67REAFUSQT4VOT6 · pith_short_8: Q67REAFU

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/Q67REAFUSQT4VOT6XYG33CXIRY \
  | 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: 87bf1200b49427caba7ebe0dbd8ae88e0ebc575932a1bd73bc83fcb9f55b5181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8feb8b24a619537316f2daacfe70857f92b95ab9c19bc80b5425c0dd7bc93e09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-08-17T08:54:35Z",
    "title_canon_sha256": "10c785f37106d5014846a41c01cdf7a6df75560722519bb40fb0443e2f0542a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05172",
    "kind": "arxiv",
    "version": 1
  }
}