Pith Number

pith:G2IDWZZI

pith:2022:G2IDWZZIZCGA6F3MRDGY2D73XI

not attested not anchored not stored refs pending

4DVarNet-SSH: end-to-end learning of variational interpolation schemes for nadir and wide-swath satellite altimetry

Hugo Georgentum, Maxime Beauchamp, Quentin Febvre, Ronan Fablet

arxiv:2211.05904 v1 · 2022-11-10 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2IDWZZIZCGA6F3MRDGY2D73XI}

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	2026-07-05T05:15:15.319522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36903b6728c88c0f176c88cd8d0ffbba2b57c6ef2d03bfb26fb176ca0ec0fd74

Aliases

arxiv: 2211.05904 · arxiv_version: 2211.05904v1 · doi: 10.48550/arxiv.2211.05904 · pith_short_12: G2IDWZZIZCGA · pith_short_16: G2IDWZZIZCGA6F3M · pith_short_8: G2IDWZZI

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/G2IDWZZIZCGA6F3MRDGY2D73XI \
  | 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: 36903b6728c88c0f176c88cd8d0ffbba2b57c6ef2d03bfb26fb176ca0ec0fd74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd1735de823741a971949f8938dc22d41fda2495754df2822bbf9a704e45aba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-11-10T22:33:11Z",
    "title_canon_sha256": "d314b758371a4574cf0e41ddfe75d332b1a2d513a3f8048af1be786c38434668"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.05904",
    "kind": "arxiv",
    "version": 1
  }
}