Pith Number

pith:FR3DQX4Y

pith:2019:FR3DQX4YUAQJT7M5FJ6VREFVWR

not attested not anchored not stored refs pending

A class of abstract delay differential equations in the light of suns and stars

Sebastiaan G. Janssens

arxiv:1901.11526 v1 · 2019-01-31 · math.DS · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FR3DQX4YUAQJT7M5FJ6VREFVWR}

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.

Cited by

1 paper in Pith

Numerical Periodic Normalization at Codim 1 Bifurcations of Limit Cycles in DDEs

Receipt and verification

First computed	2026-05-17T23:55:01.655928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c76385f98a02099fd9d2a7d5890b5b448ad05590961cb1b0fb9e139fde8c532

Aliases

arxiv: 1901.11526 · arxiv_version: 1901.11526v1 · doi: 10.48550/arxiv.1901.11526 · pith_short_12: FR3DQX4YUAQJ · pith_short_16: FR3DQX4YUAQJT7M5 · pith_short_8: FR3DQX4Y

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/FR3DQX4YUAQJT7M5FJ6VREFVWR \
  | 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: 2c76385f98a02099fd9d2a7d5890b5b448ad05590961cb1b0fb9e139fde8c532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ed47605ba06a7d34c716d27957ff312b10064d65ebaac817e1cdd4b6ceea553",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-01-31T18:46:59Z",
    "title_canon_sha256": "6b45db39ec4ba52e181bedcf06f9b5e4287862fa30c7661a3cae40aa15f6bcbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11526",
    "kind": "arxiv",
    "version": 1
  }
}