Pith Number

pith:OOABNYGQ

pith:2021:OOABNYGQF4N5GUZTTQC4XE7IMP

not attested not anchored not stored refs pending

GEOSCAN: Global Earth Observation using Swarm of Coordinated Autonomous Nanosats

Anthony B. Davis, Changrak Choi

arxiv:2111.15627 v1 · 2021-11-27 · eess.SP · physics.ao-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{OOABNYGQF4N5GUZTTQC4XE7IMP}

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	2026-07-05T03:36:28.314180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

738016e0d02f1bd353339c05cb93e863cd0dfa0d5fd4960f540becbed9a4bbc7

Aliases

arxiv: 2111.15627 · arxiv_version: 2111.15627v1 · doi: 10.48550/arxiv.2111.15627 · pith_short_12: OOABNYGQF4N5 · pith_short_16: OOABNYGQF4N5GUZT · pith_short_8: OOABNYGQ

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/OOABNYGQF4N5GUZTTQC4XE7IMP \
  | 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: 738016e0d02f1bd353339c05cb93e863cd0dfa0d5fd4960f540becbed9a4bbc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ecbee4b97486f2e244e9b01eb938dd4380fa4fdefa67a57b9bf23012e49cc01",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-11-27T19:33:07Z",
    "title_canon_sha256": "b938fec849d4386628fc27a34bd621fb1ba2b1294ae04772f5296f3e853f9a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.15627",
    "kind": "arxiv",
    "version": 1
  }
}