Pith Number

pith:2ES73QEA

pith:2019:2ES73QEAE42AV2DV7UBC7ZHJN7

not attested not anchored not stored refs pending

Stability problems in non autonomous linear differential equations in infinite dimensions

G. K. Nakassima, Hildebrando M. Rodrigues, J. Sol\`a-Morales

arxiv:1906.04642 v1 · 2019-06-11 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ES73QEAE42AV2DV7UBC7ZHJN7}

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	2026-05-17T23:43:33.880840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d125fdc08027340ae875fd022fe4e96fd99b19f8815ea8efd6ca53800ffb144e

Aliases

arxiv: 1906.04642 · arxiv_version: 1906.04642v1 · doi: 10.48550/arxiv.1906.04642 · pith_short_12: 2ES73QEAE42A · pith_short_16: 2ES73QEAE42AV2DV · pith_short_8: 2ES73QEA

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/2ES73QEAE42AV2DV7UBC7ZHJN7 \
  | 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: d125fdc08027340ae875fd022fe4e96fd99b19f8815ea8efd6ca53800ffb144e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "779e0163e2723fa29a89d3f372801f6bf311c34f7cdc4500434dadcb4d82a31b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-06-11T15:08:25Z",
    "title_canon_sha256": "cd950024159604875213bea12f10f5a8ad2402efacf7ad92f27b9b7ab186fa9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04642",
    "kind": "arxiv",
    "version": 1
  }
}