Pith Number

pith:YGB6WPTO

pith:2019:YGB6WPTO3EIM2P55TCSMYI5DEV

not attested not anchored not stored refs pending

Physics Informed Extreme Learning Machine (PIELM) -- A rapid method for the numerical solution of partial differential equations

Balaji Srinivasan, Vikas Dwivedi

arxiv:1907.03507 v1 · 2019-07-08 · cs.LG · physics.comp-ph · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGB6WPTO3EIM2P55TCSMYI5DEV}

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	2026-05-17T23:41:14.442784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c183eb3e6ed910cd3fbd98a4cc23a32557f28a3a7610f28b45cf2a7bf41ccccc

Aliases

arxiv: 1907.03507 · arxiv_version: 1907.03507v1 · doi: 10.48550/arxiv.1907.03507 · pith_short_12: YGB6WPTO3EIM · pith_short_16: YGB6WPTO3EIM2P55 · pith_short_8: YGB6WPTO

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/YGB6WPTO3EIM2P55TCSMYI5DEV \
  | 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: c183eb3e6ed910cd3fbd98a4cc23a32557f28a3a7610f28b45cf2a7bf41ccccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5813ab391d0863220abea5a9015aaf92aa20f425a1de018e43ae0475f458123",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-08T11:02:08Z",
    "title_canon_sha256": "a7a2947c0a0ee36ad7e717e63739e6c3353630e7263c706f45feea530f08c154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03507",
    "kind": "arxiv",
    "version": 1
  }
}