Pith Number

pith:B6YEJG3H

pith:2015:B6YEJG3HTR2FOPWKLWZXNHQYWZ

not attested not anchored not stored refs pending

A $55 Shock Tube for Simulated Blast Waves

Amy Courtney, Elijah Courtney, Michael Courtney

arxiv:1502.06112 v1 · 2015-02-21 · physics.ins-det · physics.med-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{B6YEJG3HTR2FOPWKLWZXNHQYWZ}

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	2026-05-18T02:26:38.031619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fb0449b679c74573eca5db3769e18b64c47059351a7d58dfd2b11413ad034e5

Aliases

arxiv: 1502.06112 · arxiv_version: 1502.06112v1 · doi: 10.48550/arxiv.1502.06112 · pith_short_12: B6YEJG3HTR2F · pith_short_16: B6YEJG3HTR2FOPWK · pith_short_8: B6YEJG3H

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/B6YEJG3HTR2FOPWKLWZXNHQYWZ \
  | 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: 0fb0449b679c74573eca5db3769e18b64c47059351a7d58dfd2b11413ad034e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "580f11d65355f38d354b3f74e77c76bdf5886f33ede7e1a03c99c283b5671289",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-02-21T16:06:05Z",
    "title_canon_sha256": "b7bc3c2dfdc3dfa17a3f4d2f884627f4b378c78e9193f95672349d3f1b76bbc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06112",
    "kind": "arxiv",
    "version": 1
  }
}