Pith Number

pith:HX5RZILS

pith:2005:HX5RZILSGJTS5OH42HU375CFSF

not attested not anchored not stored refs pending

A Compact Apparatus for Muon Lifetime Measurement and Time Dilation Demonstration in the Undergraduate Laboratory

Jingbo Ye, Thomas Coan, Tiankuan Liu

arxiv:physics/0502103 v1 · 2005-02-19 · physics.ins-det · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX5RZILSGJTS5OH42HU375CFSF}

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	2026-05-18T01:38:07.885389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dfb1ca17232672eb8fcd1e9bff445917a1b9f746cf729a2fdf540cda5ce3bd2

Aliases

arxiv: physics/0502103 · arxiv_version: physics/0502103v1 · doi: 10.48550/arxiv.physics/0502103 · pith_short_12: HX5RZILSGJTS · pith_short_16: HX5RZILSGJTS5OH4 · pith_short_8: HX5RZILS

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/HX5RZILSGJTS5OH42HU375CFSF \
  | 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: 3dfb1ca17232672eb8fcd1e9bff445917a1b9f746cf729a2fdf540cda5ce3bd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d849c30b50f750b10895d771e4570189610f9b91eabcacfc16e6cbf96db98480",
    "cross_cats_sorted": [
      "physics.ed-ph"
    ],
    "license": "",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2005-02-19T23:00:09Z",
    "title_canon_sha256": "8209b33b307091ad8cd98329281a46d10e04e4eab634ab0f3cd7761e711ccdae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0502103",
    "kind": "arxiv",
    "version": 1
  }
}