Pith Number

pith:BCQ3X66A

pith:2022:BCQ3X66AOC2GHF4RXUK2JU53QK

not attested not anchored not stored refs pending

Differentiable, learnable, regionalized process-based models with physical outputs can approach state-of-the-art hydrologic prediction accuracy

Chaopeng Shen, Dapeng Feng, Jiangtao Liu, Kathryn Lawson

arxiv:2203.14827 v2 · 2022-03-28 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCQ3X66AOC2GHF4RXUK2JU53QK}

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	2026-07-05T05:31:47.498785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a1bbfbc070b4639791bd15a4d3bb82b0f1c39179864783b28e665b2e92db9e

Aliases

arxiv: 2203.14827 · arxiv_version: 2203.14827v2 · doi: 10.48550/arxiv.2203.14827 · pith_short_12: BCQ3X66AOC2G · pith_short_16: BCQ3X66AOC2GHF4R · pith_short_8: BCQ3X66A

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/BCQ3X66AOC2GHF4RXUK2JU53QK \
  | 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: 08a1bbfbc070b4639791bd15a4d3bb82b0f1c39179864783b28e665b2e92db9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dea840bf2b4ae5e0b064349c68595382febf281cbfdd245b8f92bfd7c5882302",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-28T15:06:53Z",
    "title_canon_sha256": "2a68caa48f5104d351a660a26e6496999f392c28ba4977d3639a71726cb91e54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14827",
    "kind": "arxiv",
    "version": 2
  }
}