Pith Number

pith:O35DTPH4

pith:2023:O35DTPH4V2SVW3JMNPS4WCW2CA

not attested not anchored not stored refs pending

Deep Ritz Method with Adaptive Quadrature for Linear Elasticity

Karthik Ramani, Min Liu, Zhiqiang Cai

arxiv:2305.15257 v1 · 2023-05-24 · math.NA · cs.NA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O35DTPH4V2SVW3JMNPS4WCW2CA}

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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.

Cited by

1 paper in Pith

Discrete energy as an exact label-free training objective for finite-element surrogates

Receipt and verification

First computed	2026-07-05T06:36:37.651857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76fa39bcfcaea55b6d2c6be5cb0ada103ed17745348f89470eb9c3fac7fcfded

Aliases

arxiv: 2305.15257 · arxiv_version: 2305.15257v1 · doi: 10.48550/arxiv.2305.15257 · pith_short_12: O35DTPH4V2SV · pith_short_16: O35DTPH4V2SVW3JM · pith_short_8: O35DTPH4

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/O35DTPH4V2SVW3JMNPS4WCW2CA \
  | 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: 76fa39bcfcaea55b6d2c6be5cb0ada103ed17745348f89470eb9c3fac7fcfded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0b27e6367708b7ade9a0859c298a81237a504b0af41da73b13a399bd47376a0",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-05-24T15:41:47Z",
    "title_canon_sha256": "60426add9e1b19baa593e4f1de7c8b5c88d18f3ca0f64667bbaf2a52c38ef52f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.15257",
    "kind": "arxiv",
    "version": 1
  }
}