Pith Number

pith:4J6MEAPH

pith:2019:4J6MEAPHCUFBC72OGXXHSSOVOB

not attested not anchored not stored refs pending

Verifying Spent Fuel Containers Before Deep Geological Storage with Cosmic Ray Muons

C. L. Morris, D. Poulson, E. Guardincerri, J. D. Bacon, J. M. Durham

arxiv:1905.03861 v1 · 2019-05-09 · 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{4J6MEAPHCUFBC72OGXXHSSOVOB}

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	2026-05-17T23:46:35.388154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e27cc201e7150a117f4e35ee7949d57045febb0603aead36b88c342483b32049

Aliases

arxiv: 1905.03861 · arxiv_version: 1905.03861v1 · doi: 10.48550/arxiv.1905.03861 · pith_short_12: 4J6MEAPHCUFB · pith_short_16: 4J6MEAPHCUFBC72O · pith_short_8: 4J6MEAPH

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/4J6MEAPHCUFBC72OGXXHSSOVOB \
  | 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: e27cc201e7150a117f4e35ee7949d57045febb0603aead36b88c342483b32049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18bd6e8cf52898206ae58be8d8b8d5d8f9500636336067d2bbd1871aa0c5b118",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-05-09T21:11:16Z",
    "title_canon_sha256": "6e5520891874c8d09ff434004bb87a0baf723eec8aa00af7c4ac56d5353425d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03861",
    "kind": "arxiv",
    "version": 1
  }
}