Pith Number

pith:2AYJDETM

pith:2020:2AYJDETMNVPZF4HDDUWL7YCKSS

not attested not anchored not stored refs pending

A Fortran-Keras Deep Learning Bridge for Scientific Computing

Erik Linstead, Jordan Ott, Mike Pritchard, Milan Curcic, Natalie Best, Pierre Baldi

arxiv:2004.10652 v2 · 2020-04-14 · cs.LG · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2AYJDETMNVPZF4HDDUWL7YCKSS}

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	2026-07-05T01:24:16.226127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03091926c6d5f92f0e31d2cbfe04a94ba0063ba838576d44e464d5ac63974aa

Aliases

arxiv: 2004.10652 · arxiv_version: 2004.10652v2 · doi: 10.48550/arxiv.2004.10652 · pith_short_12: 2AYJDETMNVPZ · pith_short_16: 2AYJDETMNVPZF4HD · pith_short_8: 2AYJDETM

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/2AYJDETMNVPZF4HDDUWL7YCKSS \
  | 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: d03091926c6d5f92f0e31d2cbfe04a94ba0063ba838576d44e464d5ac63974aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f3e30a1f5d921f13227a194ed7be6c91aa863f83fdb8352eec3d5ac6b59edde",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-14T15:10:09Z",
    "title_canon_sha256": "ebfc24b67055718540af37d102c8fed5cf915a10d80e0c5d7b389bd821ee319a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10652",
    "kind": "arxiv",
    "version": 2
  }
}