Pith Number

pith:3KPSMRTW

pith:2015:3KPSMRTWVBKQX2SEM2VDHPTUYM

not attested not anchored not stored refs pending

Shock Tube Design for High Intensity Blast Waves for Laboratory Testing of Armor and Combat Materiel

Amy Courtney, Elijah Courtney, Michael Courtney

arxiv:1501.07813 v1 · 2015-01-30 · physics.pop-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{3KPSMRTWVBKQX2SEM2VDHPTUYM}

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	2026-05-18T02:28:14.099615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da9f264676a8550bea4466aa33be74c32a1216957baaa8d9b7fad5f69d8d39da

Aliases

arxiv: 1501.07813 · arxiv_version: 1501.07813v1 · doi: 10.48550/arxiv.1501.07813 · pith_short_12: 3KPSMRTWVBKQ · pith_short_16: 3KPSMRTWVBKQX2SE · pith_short_8: 3KPSMRTW

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/3KPSMRTWVBKQX2SEM2VDHPTUYM \
  | 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: da9f264676a8550bea4466aa33be74c32a1216957baaa8d9b7fad5f69d8d39da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "032fb03ad3573b70e06b48b72e1fd0b9273a4e55b6de741b0200b7e2602a13f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2015-01-30T15:43:10Z",
    "title_canon_sha256": "2548853d9707afad31bd7dadeb19257318cb6bb328e69d49a7758cfbabdda3e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07813",
    "kind": "arxiv",
    "version": 1
  }
}