Pith Number

pith:VUBIFVNG

pith:2009:VUBIFVNGQ6TOTDWJWKJ7ARWIEN

not attested not anchored not stored refs pending

Hadron Showers in a Digital Hadron Calorimeter

Burak Bilki, David Underwood, Ed May, Edwin Norbeck, Georgios Mavromanolakis, John Butler, Jose Repond, Lei Xia, Qingmin Zhang

arxiv:0908.4236 v1 · 2009-08-28 · 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{VUBIFVNGQ6TOTDWJWKJ7ARWIEN}

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	2026-05-18T02:12:13.290422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad0282d5a687a6e98ec9b293f046c823699230b1c9b58f75d3d65f335aafd08c

Aliases

arxiv: 0908.4236 · arxiv_version: 0908.4236v1 · doi: 10.48550/arxiv.0908.4236 · pith_short_12: VUBIFVNGQ6TO · pith_short_16: VUBIFVNGQ6TOTDWJ · pith_short_8: VUBIFVNG

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/VUBIFVNGQ6TOTDWJWKJ7ARWIEN \
  | 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: ad0282d5a687a6e98ec9b293f046c823699230b1c9b58f75d3d65f335aafd08c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30721d3b14bc4598104d6c3820b0693274824050e956893c52c3547611741cce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2009-08-28T16:32:28Z",
    "title_canon_sha256": "a7274a2018e0fc849eb003920cc0ba667769df9e56cfc37abd8c17d6980c2c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4236",
    "kind": "arxiv",
    "version": 1
  }
}