Pith Number

pith:BAAZ2N2V

pith:2015:BAAZ2N2VRQ2L4NW5WDKCBJ2G2C

not attested not anchored not stored refs pending

Comparing Terminal Performance of .357 SIG and 9mm Bullets in Ballistic Gelatin Using Retarding Force Analysis from High Speed Video

Amy Courtney, Elizabeth Keys, Michael Courtney

arxiv:1508.05843 v1 · 2015-08-21 · 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{BAAZ2N2VRQ2L4NW5WDKCBJ2G2C}

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	2026-05-18T01:34:51.539576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08019d37558c34be36ddb0d420a746d09b3026976c8a30eb7df9f8b9e1143859

Aliases

arxiv: 1508.05843 · arxiv_version: 1508.05843v1 · doi: 10.48550/arxiv.1508.05843 · pith_short_12: BAAZ2N2VRQ2L · pith_short_16: BAAZ2N2VRQ2L4NW5 · pith_short_8: BAAZ2N2V

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/BAAZ2N2VRQ2L4NW5WDKCBJ2G2C \
  | 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: 08019d37558c34be36ddb0d420a746d09b3026976c8a30eb7df9f8b9e1143859

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe38a2db8264f9497f02db873eb08997f3b743e5de0bc7b9af322edd06c0b88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2015-08-21T14:52:32Z",
    "title_canon_sha256": "a3a74531ec7f59b37d7d0a86799dff8528571945424290dd61e282796105ad58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05843",
    "kind": "arxiv",
    "version": 1
  }
}