Pith Number

pith:4EDINNAQ

pith:2019:4EDINNAQ4HFLLQIDOZ7N24N7A3

not attested not anchored not stored refs pending

Towards a sustainable exploitation of the geosynchronous orbital region

Camilla Colombo, Ioannis Gkolias

arxiv:1904.00473 v1 · 2019-03-31 · astro-ph.EP · physics.space-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{4EDINNAQ4HFLLQIDOZ7N24N7A3}

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	2026-05-17T23:47:01.529835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e10686b410e1cab5c103767edd71bf06f869447245927cf25a98d4e2f3de3a49

Aliases

arxiv: 1904.00473 · arxiv_version: 1904.00473v1 · doi: 10.48550/arxiv.1904.00473 · pith_short_12: 4EDINNAQ4HFL · pith_short_16: 4EDINNAQ4HFLLQID · pith_short_8: 4EDINNAQ

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/4EDINNAQ4HFLLQIDOZ7N24N7A3 \
  | 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: e10686b410e1cab5c103767edd71bf06f869447245927cf25a98d4e2f3de3a49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79546fc23dcca7dbdc76ee4a624a7a94e3546b2a03f844cc6e18676c427ff8c1",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-31T20:25:27Z",
    "title_canon_sha256": "14f002d1c5f8613274024150268ade480db02e4b8c1ba920c86d7fff23bf9ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00473",
    "kind": "arxiv",
    "version": 1
  }
}