Pith Number

pith:UPNANLNA

pith:2006:UPNANLNAOOLAOSZMZH5XX7J2UH

not attested not anchored not stored refs pending

Pulse tube cryocooler with self-cancellation of cold stage vibration

A. Yamamoto, N. Sato, R. Li, T. Haruyama, T. Shintomi, T. Suzuki, T. Tomaru, Y. Ikushima

arxiv:physics/0611031 v1 · 2006-11-03 · 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{UPNANLNAOOLAOSZMZH5XX7J2UH}

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	2026-07-04T14:57:44.222118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3da06ada07396074b2cc9fb7bfd3aa1c3c0f21240e7965816f7957f88c375d1

Aliases

arxiv: physics/0611031 · arxiv_version: physics/0611031v1 · doi: 10.48550/arxiv.physics/0611031 · pith_short_12: UPNANLNAOOLA · pith_short_16: UPNANLNAOOLAOSZM · pith_short_8: UPNANLNA

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/UPNANLNAOOLAOSZMZH5XX7J2UH \
  | 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: a3da06ada07396074b2cc9fb7bfd3aa1c3c0f21240e7965816f7957f88c375d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47a739dd426d45bfbf4e41e3726df652ee665b7a75760fe045731cd6fa75e3a8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2006-11-03T17:48:18Z",
    "title_canon_sha256": "3a5f29dd198d1895124aeedfaf401c47ceab65887a1727229f1be4d76a92a62c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0611031",
    "kind": "arxiv",
    "version": 1
  }
}