Pith Number

pith:TTC6FZZH

pith:2018:TTC6FZZHDXGQST2COGIQJTRBNP

not attested not anchored not stored refs pending

A periodic solution of period two of a delay differential equation

Yukihiko Nakata

arxiv:1801.09244 v1 · 2018-01-28 · 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{TTC6FZZHDXGQST2COGIQJTRBNP}

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	2026-05-18T00:24:58.088675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cc5e2e7271dcd094f42719104ce216bc727845b2aeed59fbb53bf8011930755

Aliases

arxiv: 1801.09244 · arxiv_version: 1801.09244v1 · doi: 10.48550/arxiv.1801.09244 · pith_short_12: TTC6FZZHDXGQ · pith_short_16: TTC6FZZHDXGQST2C · pith_short_8: TTC6FZZH

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/TTC6FZZHDXGQST2COGIQJTRBNP \
  | 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: 9cc5e2e7271dcd094f42719104ce216bc727845b2aeed59fbb53bf8011930755

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "539c6dcb3e124475f388ca401b0035641e2c6957b17661216826744cbbe64d08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-01-28T15:45:58Z",
    "title_canon_sha256": "64e140eee4cb705fb00b9255a6cb87af02a31f55f139a6b3d05cae530dc89704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09244",
    "kind": "arxiv",
    "version": 1
  }
}