Pith Number

pith:GD4RA7NZ

pith:2017:GD4RA7NZWBPOD6TR7G7PUZ64BO

not attested not anchored not stored refs pending

Is uniform persisitence a robust property in almost periodic models? A well-behaved family: almost periodic Nicholson systems

Ana M. Sanz, Rafael Obaya

arxiv:1709.07692 v1 · 2017-09-22 · 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{GD4RA7NZWBPOD6TR7G7PUZ64BO}

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	2026-05-18T00:23:33.137462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f9107db9b05ee1fa71f9befa67dc0bacf55685287475e83b16ee5632bd5f6a

Aliases

arxiv: 1709.07692 · arxiv_version: 1709.07692v1 · doi: 10.48550/arxiv.1709.07692 · pith_short_12: GD4RA7NZWBPO · pith_short_16: GD4RA7NZWBPOD6TR · pith_short_8: GD4RA7NZ

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/GD4RA7NZWBPOD6TR7G7PUZ64BO \
  | 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: 30f9107db9b05ee1fa71f9befa67dc0bacf55685287475e83b16ee5632bd5f6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbb33fcea6e3319d1c25935a28a9b777e4c24e06bd346a40f18cd8b2db00a5ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-09-22T11:11:43Z",
    "title_canon_sha256": "f93dcfc94e7ed5c4dc4fd12ed154b22bf89d2b4b0cf1c481f57c0cf468db2d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07692",
    "kind": "arxiv",
    "version": 1
  }
}