Pith Number

pith:36AZSRFH

pith:2016:36AZSRFH6EFCQS4OV5YRTME4V6

not attested not anchored not stored refs pending

Terminal Performance of Lead-Free Pistol Bullets in Ballistic Gelatin Using Retarding Force Analysis from High Speed Video

Amy Courtney, Elijah Courtney, Lubov Andrusiv, Michael Courtney

arxiv:1604.01000 v1 · 2016-04-04 · 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{36AZSRFH6EFCQS4OV5YRTME4V6}

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	2026-05-18T01:17:47.509056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df819944a7f10a284b8eaf7119b09caf9b897c20a8e8de07971e94c8076676b1

Aliases

arxiv: 1604.01000 · arxiv_version: 1604.01000v1 · doi: 10.48550/arxiv.1604.01000 · pith_short_12: 36AZSRFH6EFC · pith_short_16: 36AZSRFH6EFCQS4O · pith_short_8: 36AZSRFH

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/36AZSRFH6EFCQS4OV5YRTME4V6 \
  | 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: df819944a7f10a284b8eaf7119b09caf9b897c20a8e8de07971e94c8076676b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c501ea5a545e6f033891ff426acb2629127e2f2bff204d950c3f3ce124f7276c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2016-04-04T19:42:11Z",
    "title_canon_sha256": "652b752d8ab190a6958e13bf88ff1d0a944a954fbda2ee00bf2cae881075b46a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01000",
    "kind": "arxiv",
    "version": 1
  }
}