Pith Number

pith:NLPSMZAQ

pith:2018:NLPSMZAQYOIQ6IATF2SIEOU4QL

not attested not anchored not stored refs pending

On the extraction of the boundary conditions and the boundary ports in second-order field theories

Kurt Schlacher, Markus Sch\"oberl

arxiv:1801.08397 v1 · 2018-01-25 · math.OC · math-ph · math.DS · 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{NLPSMZAQYOIQ6IATF2SIEOU4QL}

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	2026-05-18T00:04:45.077616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6adf266410c3910f20132ea4823a9c82c9e04bb599c44ac96f71c6aa4c75a13d

Aliases

arxiv: 1801.08397 · arxiv_version: 1801.08397v1 · doi: 10.48550/arxiv.1801.08397 · pith_short_12: NLPSMZAQYOIQ · pith_short_16: NLPSMZAQYOIQ6IAT · pith_short_8: NLPSMZAQ

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/NLPSMZAQYOIQ6IATF2SIEOU4QL \
  | 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: 6adf266410c3910f20132ea4823a9c82c9e04bb599c44ac96f71c6aa4c75a13d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ae1d06daaa62542828412cd5f667abdd8c1681442d97f25f1d88a7f073d440",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-01-25T13:43:55Z",
    "title_canon_sha256": "ee8325e255b954de391ac5beb6cac191c8eee63195d5ac62db63fb70bb21c95e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08397",
    "kind": "arxiv",
    "version": 1
  }
}