Pith Number

pith:HX7DYQBF

pith:2025:HX7DYQBFB3N5U4ECWIOXP4RLVW

not attested not anchored not stored refs pending

Learning task-specific predictive models for scientific computing

Jianyuan Yin, Qianxiao Li

arxiv:2506.03835 v1 · 2025-06-04 · 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{HX7DYQBFB3N5U4ECWIOXP4RLVW}

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	2026-07-05T11:15:52.578342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dfe3c40250edbda7082b21d77f22bad8adba783e87a7549504d4bd4dbe374d8

Aliases

arxiv: 2506.03835 · arxiv_version: 2506.03835v1 · doi: 10.48550/arxiv.2506.03835 · pith_short_12: HX7DYQBFB3N5 · pith_short_16: HX7DYQBFB3N5U4EC · pith_short_8: HX7DYQBF

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/HX7DYQBFB3N5U4ECWIOXP4RLVW \
  | 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: 3dfe3c40250edbda7082b21d77f22bad8adba783e87a7549504d4bd4dbe374d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "053cf7f227645fdd7eafee6a894afff6c67a36a6e1fad57e011b1ae5e8e8d3e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-04T11:02:53Z",
    "title_canon_sha256": "e1925300ef61b0a6e51c35fa56db2789d922e2ba123af8991ccd532d98f0fd05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03835",
    "kind": "arxiv",
    "version": 1
  }
}