Pith Number

pith:7TWRKKHT

pith:2012:7TWRKKHTSPQUQK2TI5MQUSRJEO

not attested not anchored not stored refs pending

Obtaining material identification with cosmic ray radiography

Candace Spore, Christopher Morris, Dave Schwellenbach, Derek Aberle, Edward Milner, Elliott Chen, George G. McDuff (National Security Technologies), Haruo Miyadera, J. Andrew Green, Jeffrey Bacon, John Perry (Los Alamos National Laboratory), Kanetada Nagamine (KEK, Konstantin Borozdin, Michael Sossong (Decision Sciences), Nathan Toleman (University of New Mexico), UC Riverside), Wendi Dreesen, Zarija Luki\'c

arxiv:1210.6102 v1 · 2012-10-23 · physics.ins-det · astro-ph.HE · astro-ph.IM · hep-ex · 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{7TWRKKHTSPQUQK2TI5MQUSRJEO}

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	2026-05-18T03:42:33.271978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fced1528f393e1482b5347590a4a2923ae1acbf53fe12705c21d8c8db77046b7

Aliases

arxiv: 1210.6102 · arxiv_version: 1210.6102v1 · doi: 10.48550/arxiv.1210.6102 · pith_short_12: 7TWRKKHTSPQU · pith_short_16: 7TWRKKHTSPQUQK2T · pith_short_8: 7TWRKKHT

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/7TWRKKHTSPQUQK2TI5MQUSRJEO \
  | 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: fced1528f393e1482b5347590a4a2923ae1acbf53fe12705c21d8c8db77046b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a319213af313aa6676ff17b4b6f9f97aa50027fffe1f2a9050bde5f18319ad1",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.IM",
      "hep-ex",
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2012-10-23T02:21:48Z",
    "title_canon_sha256": "f1dfec8494c5c22113f61bf054e8878e33825ac697b0bfcf2543fb2e7df82704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6102",
    "kind": "arxiv",
    "version": 1
  }
}