Pith Number

pith:EPKUD6WC

pith:2019:EPKUD6WC65BLPCDPM3UE4TOQ36

not attested not anchored not stored refs pending

Chance-Constrained Ancillary Service Specification for Heterogeneous Storage Devices

David Angeli, Goran Strbac, Michael P. Evans, Simon H. Tindemans

arxiv:1904.03505 v2 · 2019-04-06 · 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{EPKUD6WC65BLPCDPM3UE4TOQ36}

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	2026-06-04T20:14:23.496009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d541fac2f742b7886f66e84e4dd0df907c0bd8164871372b8be817e06375f2

Aliases

arxiv: 1904.03505 · arxiv_version: 1904.03505v2 · doi: 10.48550/arxiv.1904.03505 · pith_short_12: EPKUD6WC65BL · pith_short_16: EPKUD6WC65BLPCDP · pith_short_8: EPKUD6WC

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/EPKUD6WC65BLPCDPM3UE4TOQ36 \
  | 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: 23d541fac2f742b7886f66e84e4dd0df907c0bd8164871372b8be817e06375f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1af8a85db4dde0ed10f4c975273feefe6cd554ef4179c4d988e44fc15e82a8e7",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-06T18:00:39Z",
    "title_canon_sha256": "468954ffd657f8b2cd24793c903dbbcc00408c6d6cc8b522b7d0a06bc9864fe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03505",
    "kind": "arxiv",
    "version": 2
  }
}