Pith Number

pith:BP4S6LOF

pith:2015:BP4S6LOFI4NC2ARYEOIXN3WEY5

not attested not anchored not stored refs pending

Smoothing tautologies, hidden dynamics, and sigmoid asymptotics for piecewise smooth systems

Mike R. Jeffrey

arxiv:1508.04979 v1 · 2015-08-20 · math.DS · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BP4S6LOFI4NC2ARYEOIXN3WEY5}

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	2026-05-18T01:35:00.082242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bf92f2dc5471a2d0238239176eec4c75bfb48e252fba4051ceed6d2d98d342a

Aliases

arxiv: 1508.04979 · arxiv_version: 1508.04979v1 · doi: 10.48550/arxiv.1508.04979 · pith_short_12: BP4S6LOFI4NC · pith_short_16: BP4S6LOFI4NC2ARY · pith_short_8: BP4S6LOF

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/BP4S6LOFI4NC2ARYEOIXN3WEY5 \
  | 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: 0bf92f2dc5471a2d0238239176eec4c75bfb48e252fba4051ceed6d2d98d342a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "698ca535f570750e2766d227a5460eb8a6f0e6f1711f69c1a99cb178f6dbb596",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-08-20T13:38:25Z",
    "title_canon_sha256": "4eb01c99696eee925b22157a4ef715d4a74ccdca88bb109b300875bae35a7a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04979",
    "kind": "arxiv",
    "version": 1
  }
}