Pith Number

pith:V5Z3PTFE

pith:2017:V5Z3PTFERTAHX2RE2GUXOZNJHR

not attested not anchored not stored refs pending

Solving piecewise linear equations in abs-normal form

Andreas Griewank, Jens Uwe Bernt, Manuel Radons, Tom Streubel

arxiv:1701.00753 v1 · 2017-01-03 · 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{V5Z3PTFERTAHX2RE2GUXOZNJHR}

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	2026-05-18T00:53:28.282172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af73b7cca48cc07bea24d1a97765a93c4dad5c25054ef6faa774ae02e971b11e

Aliases

arxiv: 1701.00753 · arxiv_version: 1701.00753v1 · doi: 10.48550/arxiv.1701.00753 · pith_short_12: V5Z3PTFERTAH · pith_short_16: V5Z3PTFERTAHX2RE · pith_short_8: V5Z3PTFE

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/V5Z3PTFERTAHX2RE2GUXOZNJHR \
  | 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: af73b7cca48cc07bea24d1a97765a93c4dad5c25054ef6faa774ae02e971b11e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac818f96f133736e1d19495af0b3df70b2672374a6de61076e369ccd738dcec9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-03T17:35:50Z",
    "title_canon_sha256": "876ec6df65ec20ae7b277a60dacf35848a7a7838a47674f1bc2ab93552e1ad94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00753",
    "kind": "arxiv",
    "version": 1
  }
}