Pith Number

pith:POPE6FAC

pith:2025:POPE6FACI6VXLPGXJ5QJQBIC4P

not attested not anchored not stored refs pending

The uses (and misuses) of Earth Observation data for weather and vegetation analysis

Anna Josephson, Elinor Benami, Gina Maskell, Jeffrey D. Michler, Mike Cecil

arxiv:2510.05108 v2 · 2025-09-25 · 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{POPE6FACI6VXLPGXJ5QJQBIC4P}

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	2026-07-28T00:21:32.594900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b9e4f140247ab75bcd74f60980502e3de11dbbe9e08cb9a8c5c084eb2ed0b23

Aliases

arxiv: 2510.05108 · arxiv_version: 2510.05108v2 · doi: 10.48550/arxiv.2510.05108 · pith_short_12: POPE6FACI6VX · pith_short_16: POPE6FACI6VXLPGX · pith_short_8: POPE6FAC

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/POPE6FACI6VXLPGXJ5QJQBIC4P \
  | 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: 7b9e4f140247ab75bcd74f60980502e3de11dbbe9e08cb9a8c5c084eb2ed0b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47a0aefa1fe35da06315e53fec92823d310a2489e1919b636c1349b2173405c2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2025-09-25T20:50:38Z",
    "title_canon_sha256": "e61525eb24f8bb735c7588e8ea4287dc0df7e21686bfb1a1ebff53668b0627b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.05108",
    "kind": "arxiv",
    "version": 2
  }
}