Pith Number

pith:4OSASB3C

pith:2020:4OSASB3COC44TXXTLFN5UPMI7L

not attested not anchored not stored refs pending

Satellite Constellation Internet Affordability and Need

Heidi B. Thiemann, Lucianne Walkowicz, Meredith L. Rawls, Mike W. Peel, Victor Chemin, Yan G. Grange

arxiv:2011.05168 v2 · 2020-10-27 · physics.pop-ph · astro-ph.IM · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4OSASB3COC44TXXTLFN5UPMI7L}

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	2026-07-05T01:50:48.929229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3a409076270b9c9def3595bda3d88fafc6c9bd09ce5fd5b2cc3d5d25889b6e9

Aliases

arxiv: 2011.05168 · arxiv_version: 2011.05168v2 · doi: 10.48550/arxiv.2011.05168 · pith_short_12: 4OSASB3COC44 · pith_short_16: 4OSASB3COC44TXXT · pith_short_8: 4OSASB3C

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/4OSASB3COC44TXXTLFN5UPMI7L \
  | 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: e3a409076270b9c9def3595bda3d88fafc6c9bd09ce5fd5b2cc3d5d25889b6e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c7b4ecfcdf317e798735bb8a670dd9ca77ad443c5ac8ee001e25f70a99f4f40",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2020-10-27T20:57:46Z",
    "title_canon_sha256": "2c15b4b45015a2f04938946f027b113733d8c0a4bb8315ca65586ce17ba3e6eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.05168",
    "kind": "arxiv",
    "version": 2
  }
}