Pith Number

pith:DLQ2YCCR

pith:2026:DLQ2YCCRTL5AHI622OLJQAF5ZG

not attested not anchored not stored refs pending

Conceptualizing and Defining the Circular Space Economy

Andreas M. Hein, Enrico Stoll, Jonas Bahlmann, Michael Saidani

arxiv:2605.23740 v1 · 2026-05-22 · physics.space-ph · physics.soc-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLQ2YCCRTL5AHI622OLJQAF5ZG}

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	2026-05-25T02:02:29.495598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae1ac08519afa03a3dad3969800bdc9ba1e9ff7fe0a6542d575d28b83f62c8c

Aliases

arxiv: 2605.23740 · arxiv_version: 2605.23740v1 · doi: 10.48550/arxiv.2605.23740 · pith_short_12: DLQ2YCCRTL5A · pith_short_16: DLQ2YCCRTL5AHI62 · pith_short_8: DLQ2YCCR

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/DLQ2YCCRTL5AHI622OLJQAF5ZG \
  | 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: 1ae1ac08519afa03a3dad3969800bdc9ba1e9ff7fe0a6542d575d28b83f62c8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b33f031068802debbf371a5b709b492d331ab4955d2ff056c29ea674896059e",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2026-05-22T15:14:30Z",
    "title_canon_sha256": "f9efb1ebd29c6b27f39170b130ee8bc108ad1474d60c1e0c56647bcca5bad0a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23740",
    "kind": "arxiv",
    "version": 1
  }
}