Pith Number

pith:K63SNMHP

pith:2017:K63SNMHPQ2YIYGJNC7J7QD5MPN

not attested not anchored not stored refs pending

High-power closed-cycle $^4$He cryostat with top-loading sample exchange

B. van den Brandt, F.M. Piegsa, K. Kirch

arxiv:1708.09434 v1 · 2017-08-30 · 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{K63SNMHPQ2YIYGJNC7J7QD5MPN}

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	2026-05-18T00:33:13.382183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57b726b0ef86b08c192d17d3f80fac7b4a69b1ae887ac6886add8779234185a1

Aliases

arxiv: 1708.09434 · arxiv_version: 1708.09434v1 · doi: 10.48550/arxiv.1708.09434 · pith_short_12: K63SNMHPQ2YI · pith_short_16: K63SNMHPQ2YIYGJN · pith_short_8: K63SNMHP

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/K63SNMHPQ2YIYGJNC7J7QD5MPN \
  | 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: 57b726b0ef86b08c192d17d3f80fac7b4a69b1ae887ac6886add8779234185a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "523d2483438a79140b0cf8e094dd7584c4aed5f922920ff56ad752287636122e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-08-30T19:17:44Z",
    "title_canon_sha256": "7d269a8ff22f3d50d8482a2959a518c49e1de9519db716bc1c7f21be5ed36b2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09434",
    "kind": "arxiv",
    "version": 1
  }
}