Pith Number

pith:B276DE66

pith:2017:B276DE66SC2FKBPHYSL2P6TUL4

not attested not anchored not stored refs pending

Spectral parameter power series for arbitrary order linear differential equations

R. Michael Porter, Sergii M. Torba, Vladislav V. Kravchenko

arxiv:1712.06717 v1 · 2017-12-18 · math.CA · 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{B276DE66SC2FKBPHYSL2P6TUL4}

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	2026-05-18T00:27:40.623733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ebfe193de90b45505e7c497a7fa745f0e0e13c54e35b2dcc8fbf8b08c5eafb1

Aliases

arxiv: 1712.06717 · arxiv_version: 1712.06717v1 · doi: 10.48550/arxiv.1712.06717 · pith_short_12: B276DE66SC2F · pith_short_16: B276DE66SC2FKBPH · pith_short_8: B276DE66

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/B276DE66SC2FKBPHYSL2P6TUL4 \
  | 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: 0ebfe193de90b45505e7c497a7fa745f0e0e13c54e35b2dcc8fbf8b08c5eafb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "175eee844c79eb5b99bcc12a2fc3762c044ce7448c777263f038f5ecdce43576",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-12-18T23:19:51Z",
    "title_canon_sha256": "9906c9893b878606a6286731e7c95768383bfea0864f5824b65fb519c70ce789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06717",
    "kind": "arxiv",
    "version": 1
  }
}