Pith Number

pith:6FYTZECF

pith:2021:6FYTZECFIGCWQXTWZHFCXCHY6B

not attested not anchored not stored refs pending

Methods of Continuation and their Implementation in the COCO Software Platform with Application to Delay Differential Equations

Harry Dankowicz, Jan Sieber, Mingwu Li, Zaid Ahsan

arxiv:2104.12261 v3 · 2021-04-25 · 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{6FYTZECFIGCWQXTWZHFCXCHY6B}

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	2026-07-05T05:00:36.473658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1713c90454185685e76c9ca2b88f8f07386f08d6c7ec1ddd279f1eec356225b

Aliases

arxiv: 2104.12261 · arxiv_version: 2104.12261v3 · doi: 10.48550/arxiv.2104.12261 · pith_short_12: 6FYTZECFIGCW · pith_short_16: 6FYTZECFIGCWQXTW · pith_short_8: 6FYTZECF

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/6FYTZECFIGCWQXTWZHFCXCHY6B \
  | 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: f1713c90454185685e76c9ca2b88f8f07386f08d6c7ec1ddd279f1eec356225b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6945f3164db1709edb63c6582143acc5b791f76c111049e4b8efeb04ca6932c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2021-04-25T21:27:08Z",
    "title_canon_sha256": "da5ca2aa5a0c48e8bfbdbb9b9cbd1afafe9d925ae407864d277324374796b306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.12261",
    "kind": "arxiv",
    "version": 3
  }
}