Pith Number

pith:CQRNTHJ6

pith:2011:CQRNTHJ6AJITVK3NRUY2LVKLMV

not attested not anchored not stored refs pending

On the stability of periodic orbits in delay equations with large delay

Jan Sieber, Mark Lichtner, Matthias Wolfrum, Serhiy Yanchuk

arxiv:1101.1197 v5 · 2011-01-06 · 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{CQRNTHJ6AJITVK3NRUY2LVKLMV}

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	2026-05-18T02:23:05.135965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1422d99d3e02513aab6d8d31a5d54b6545e82453dbe6e2fdf9afac22571af965

Aliases

arxiv: 1101.1197 · arxiv_version: 1101.1197v5 · doi: 10.48550/arxiv.1101.1197 · pith_short_12: CQRNTHJ6AJIT · pith_short_16: CQRNTHJ6AJITVK3N · pith_short_8: CQRNTHJ6

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/CQRNTHJ6AJITVK3NRUY2LVKLMV \
  | 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: 1422d99d3e02513aab6d8d31a5d54b6545e82453dbe6e2fdf9afac22571af965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bc9171e2c0666c1545b1e56beb3ea513a4cc3a8a15a314442460c255a7d0969",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-01-06T11:54:51Z",
    "title_canon_sha256": "23b2507ef868ca12a2e1085c279b82af42d6cb5f04b28e9ad7d5ff845eafa43d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1197",
    "kind": "arxiv",
    "version": 5
  }
}