Pith Number

pith:ZCTQB7LZ

pith:2018:ZCTQB7LZE6UWM7AS6YKLNILTHC

not attested not anchored not stored refs pending

First ultracold neutrons produced at TRIUMF

A. Konaka, A. Sikora, B. Bell, B. Franke, B. Jamieson, B. Thorsteinson, C. A. Davis, C. P. Bidinosti, D. Jones, E. Altiere, E. Cudmore, E. Korkmaz, E. Miller, E. Pierre, F. Kuchler, F. Rehm, H. M. Shimizu, I. Tanihata, J. Mammei, J. Smith, J. W. Martin, K. Hatanaka, K. Mishima, K. W. Madison, L. Lee, L. Rebenitsch, M. Das, M. Gericke, M. Kitaguchi, M. Lang, P. Giampa, P. Gnyp, R. Mammei, R. Matsumiya, R. Picker, S. Ahmed, S. Hansen-Romu, S. Kawasaki, S. Page, S. Sidhu, S. Vanbergen, T. Andalib, T. Hayamizu, T. Kikawa, T. Lindner, T. Momose, T. Okamura, W. D. Ramsay, W. Klassen, W. Schreyer, W. T. H. van Oers, Y. Makida, Y. X. Watanabe

arxiv:1809.04071 v3 · 2018-09-11 · physics.ins-det · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCTQB7LZE6UWM7AS6YKLNILTHC}

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	2026-05-17T23:52:05.194591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8a700fd7927a9667c12f614b6a17338a7f07b0b9f6b2ea6b597dd025ca7b549

Aliases

arxiv: 1809.04071 · arxiv_version: 1809.04071v3 · doi: 10.48550/arxiv.1809.04071 · pith_short_12: ZCTQB7LZE6UW · pith_short_16: ZCTQB7LZE6UWM7AS · pith_short_8: ZCTQB7LZ

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/ZCTQB7LZE6UWM7AS6YKLNILTHC \
  | 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: c8a700fd7927a9667c12f614b6a17338a7f07b0b9f6b2ea6b597dd025ca7b549

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c661d71d5eacddd107fe94f4a0b444346708731def8ad910998bcd6cbed03f4d",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-09-11T00:13:34Z",
    "title_canon_sha256": "ec08baf7a4f3ed68c0622ee7f8013134de6abd11b188b6c81ca69b3fc9118ffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04071",
    "kind": "arxiv",
    "version": 3
  }
}