Pith Number

pith:KSTRHGWQ

pith:2020:KSTRHGWQQCOEN4FHYFHTII5GZD

not attested not anchored not stored refs pending

Double Categories of Open Dynamical Systems (Extended Abstract)

David Jaz Myers (Johns Hopkins)

arxiv:2005.05956 v2 · 2020-05-12 · math.CT · 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{KSTRHGWQQCOEN4FHYFHTII5GZD}

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	2026-07-05T02:12:41.415102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54a7139ad0809c46f0a7c14f3423a6c8c77e7c56c4122ad5ea356ab3a5196dc9

Aliases

arxiv: 2005.05956 · arxiv_version: 2005.05956v2 · doi: 10.48550/arxiv.2005.05956 · pith_short_12: KSTRHGWQQCOE · pith_short_16: KSTRHGWQQCOEN4FH · pith_short_8: KSTRHGWQ

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/KSTRHGWQQCOEN4FHYFHTII5GZD \
  | 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: 54a7139ad0809c46f0a7c14f3423a6c8c77e7c56c4122ad5ea356ab3a5196dc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60b372feb00ee71140dead510f55243ede1566b0b9b9a128fbc5120409f3e39c",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2020-05-12T17:56:31Z",
    "title_canon_sha256": "1ca6373f1838f771bca8d71332d32d465795978536bd3b5eeb4680272e649ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.05956",
    "kind": "arxiv",
    "version": 2
  }
}