Pith Number

pith:HCWPM7XZ

pith:2022:HCWPM7XZH4LPFHHTRTJNBPBRAH

not attested not anchored not stored refs pending

MAGAL Constellation -- Using a Small Satellite Altimeter Constellation to Monitor Local and Regional Ocean and Inland Water Variations

Alexander Costa, A. Marques, Ana Martins, Andr\'e G. C. Guerra, Andr\'e Jo\~ao, Anna Guerman, Brandon A. Jones, Burke O. Fort, Byron D. Tapley, Catarina M. Cecilio, Catharina Pieper, Clara L\'azaro, In\^es Castel\~ao, Joana Fernandes, K. Brand\~ao, Miguel Arantes, Miguel Martin, Paulo Figueiredo, P. Lima, Timothy J. Urban, Yaroslav Mashtakov

arxiv:2211.05017 v1 · 2022-11-09 · 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{HCWPM7XZH4LPFHHTRTJNBPBRAH}

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	2026-07-05T05:14:44.821648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38acf67ef93f16f29cf38cd2d0bc3101c19de48a413c17b1cf1544713418cfc3

Aliases

arxiv: 2211.05017 · arxiv_version: 2211.05017v1 · doi: 10.48550/arxiv.2211.05017 · pith_short_12: HCWPM7XZH4LP · pith_short_16: HCWPM7XZH4LPFHHT · pith_short_8: HCWPM7XZ

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/HCWPM7XZH4LPFHHTRTJNBPBRAH \
  | 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: 38acf67ef93f16f29cf38cd2d0bc3101c19de48a413c17b1cf1544713418cfc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1151018857c1f6dc2bc4615d45e8352dea500f7e7d309541eda876add5a84f9c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2022-11-09T16:47:12Z",
    "title_canon_sha256": "7aca84793c435af52dd9cb9f40354ce0b76be913918741f8c2193017bbd1a394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.05017",
    "kind": "arxiv",
    "version": 1
  }
}