Pith Number

pith:L7GWHVK2

pith:2025:L7GWHVK2LGU6SENIRMCHWB2PG4

not attested not anchored not stored refs pending

A comprehensive analysis of PINNs: Variants, Applications, and Challenges

Afila Ajithkumar Sophiya, Akarsh K Nair, Senthil K. Krishnababu, Sepehr Maleki

arxiv:2505.22761 v1 · 2025-05-28 · cs.CE · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7GWHVK2LGU6SENIRMCHWB2PG4}

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	2026-07-05T11:11:49.697392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fcd63d55a59a9e911a88b047b074f37266bfeab2bdbe73f4ad507243ec12e81

Aliases

arxiv: 2505.22761 · arxiv_version: 2505.22761v1 · doi: 10.48550/arxiv.2505.22761 · pith_short_12: L7GWHVK2LGU6 · pith_short_16: L7GWHVK2LGU6SENI · pith_short_8: L7GWHVK2

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/L7GWHVK2LGU6SENIRMCHWB2PG4 \
  | 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: 5fcd63d55a59a9e911a88b047b074f37266bfeab2bdbe73f4ad507243ec12e81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2c14cd1aa1de4a73ae6e0136288b4fe31e7f42161a5fa28da505bc999c4f881",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-05-28T18:25:17Z",
    "title_canon_sha256": "ac17ac8140c0c6ca3d3cb49795f95cf1882aa556e2b75319dbe71a90b708b1a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22761",
    "kind": "arxiv",
    "version": 1
  }
}