Pith Number

pith:MZPU22Z3

pith:2015:MZPU22Z3LM2OTRVNM5DJXROEJU

not attested not anchored not stored refs pending

Discussion of the Gear-Gupta-Leimkuhler method for impacting mechanical systems

Heinz Ulbrich, Svenja Schoeder, Thorsten Schindler

arxiv:1506.01849 v1 · 2015-06-05 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZPU22Z3LM2OTRVNM5DJXROEJU}

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	2026-05-18T01:55:59.083117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

665f4d6b3b5b34e9c6ad67469bc5c44d04cded2ecb9a37092421786bdfc4efa2

Aliases

arxiv: 1506.01849 · arxiv_version: 1506.01849v1 · doi: 10.48550/arxiv.1506.01849 · pith_short_12: MZPU22Z3LM2O · pith_short_16: MZPU22Z3LM2OTRVN · pith_short_8: MZPU22Z3

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/MZPU22Z3LM2OTRVNM5DJXROEJU \
  | 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: 665f4d6b3b5b34e9c6ad67469bc5c44d04cded2ecb9a37092421786bdfc4efa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6304571e9054ceb9b889c6d44ec090db631e0add57440242360f3eb820aa8396",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-06-05T10:10:22Z",
    "title_canon_sha256": "324549810e7ac2a5039f328dbee93fca1ff9c407f965b0f04b7d86bc6371a5dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01849",
    "kind": "arxiv",
    "version": 1
  }
}