Pith Number

pith:VWJ7BW5D

pith:2017:VWJ7BW5DLMEYSQJ7LBQFEWJCBW

not attested not anchored not stored refs pending

Unbounded and blow-up solutions for a delay logistic equation with positive feedback

Gergely R\"ost, Istv\'an Gy\H{o}ri, Yukihiko Nakata

arxiv:1709.07295 v1 · 2017-09-21 · 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{VWJ7BW5DLMEYSQJ7LBQFEWJCBW}

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	2026-05-18T00:34:36.092913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad93f0dba35b0989413f58605259220d8090fff8d132de7191721c81ff02d331

Aliases

arxiv: 1709.07295 · arxiv_version: 1709.07295v1 · doi: 10.48550/arxiv.1709.07295 · pith_short_12: VWJ7BW5DLMEY · pith_short_16: VWJ7BW5DLMEYSQJ7 · pith_short_8: VWJ7BW5D

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/VWJ7BW5DLMEYSQJ7LBQFEWJCBW \
  | 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: ad93f0dba35b0989413f58605259220d8090fff8d132de7191721c81ff02d331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71ed008e95006e7cd60900d56f95851ca9c2bc007b9d19931ac94a9b402a44b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-09-21T13:05:25Z",
    "title_canon_sha256": "df8d230cb37da6e8b539b321554212da82f19a3fa04fa05376c7dabb1bcf0af1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07295",
    "kind": "arxiv",
    "version": 1
  }
}