Pith Number

pith:OBZ34U7A

pith:2025:OBZ34U7ADHCJA75T7FTMF2HR5L

not attested not anchored not stored refs pending

EPICS for Small-Scale Laboratories with Python Soft IOCs

James D. Maxwell

arxiv:2508.20800 v1 · 2025-08-28 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBZ34U7ADHCJA75T7FTMF2HR5L}

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	2026-07-05T12:01:11.195030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7073be53e019c4907fb3f966c2e8f1eaccba7c6ce6e19d1aed6ffc035ad5e188

Aliases

arxiv: 2508.20800 · arxiv_version: 2508.20800v1 · doi: 10.48550/arxiv.2508.20800 · pith_short_12: OBZ34U7ADHCJ · pith_short_16: OBZ34U7ADHCJA75T · pith_short_8: OBZ34U7A

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/OBZ34U7ADHCJA75T7FTMF2HR5L \
  | 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: 7073be53e019c4907fb3f966c2e8f1eaccba7c6ce6e19d1aed6ffc035ad5e188

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b4a795d5c829a1afecbedaf60d29d72f11c78e4f1d5b139a4224a4f0344fd1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2025-08-28T14:01:54Z",
    "title_canon_sha256": "6d1593e277a453f30793bd45f621c87d1b13de226307f256fdc9e4e13950bb0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20800",
    "kind": "arxiv",
    "version": 1
  }
}