Pith Number

pith:HKJYCIW6

pith:2020:HKJYCIW6MJ4TVCPF7GENAJESNR

not attested not anchored not stored refs pending

Transfer learning in large-scale ocean bottom seismic wavefield reconstruction

Ali Siahkoohi, Felix J. Herrmann, Mi Zhang

arxiv:2004.07388 v1 · 2020-04-15 · physics.geo-ph · cs.LG · 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{HKJYCIW6MJ4TVCPF7GENAJESNR}

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	2026-07-05T00:55:32.859217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a938122de62793a89e5f988d024926c692ed28ce93f2d9722f82b82affd9a30

Aliases

arxiv: 2004.07388 · arxiv_version: 2004.07388v1 · doi: 10.48550/arxiv.2004.07388 · pith_short_12: HKJYCIW6MJ4T · pith_short_16: HKJYCIW6MJ4TVCPF · pith_short_8: HKJYCIW6

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/HKJYCIW6MJ4TVCPF7GENAJESNR \
  | 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: 3a938122de62793a89e5f988d024926c692ed28ce93f2d9722f82b82affd9a30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0d1bde7b2722c7e2c53f71c97337331a35768d4ed12d91c9facf9371fc499e0",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2020-04-15T23:14:36Z",
    "title_canon_sha256": "0ed381da0544da2d360f5707815729467564007f894911ee5ea0984f2481e2f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.07388",
    "kind": "arxiv",
    "version": 1
  }
}