Pith Number

pith:2MAHLWBD

pith:2018:2MAHLWBDTCRX3WZ6YQAUX6P5LW

not attested not anchored not stored refs pending

Reduced basis approximation and a posteriori error estimation: applications to elasticity problems in several parametric settings

Dinh Bao Phuong Huynh, Federico Pichi, Gianluigi Rozza

arxiv:1801.06553 v1 · 2018-01-19 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MAHLWBDTCRX3WZ6YQAUX6P5LW}

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	2026-05-18T00:25:28.428269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d30075d82398a37ddb3ec4014bf9fd5d89c4062c3c86a98cc0e4e4f51aa8e8d9

Aliases

arxiv: 1801.06553 · arxiv_version: 1801.06553v1 · doi: 10.48550/arxiv.1801.06553 · pith_short_12: 2MAHLWBDTCRX · pith_short_16: 2MAHLWBDTCRX3WZ6 · pith_short_8: 2MAHLWBD

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/2MAHLWBDTCRX3WZ6YQAUX6P5LW \
  | 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: d30075d82398a37ddb3ec4014bf9fd5d89c4062c3c86a98cc0e4e4f51aa8e8d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "817d3c2eba1924f988585a7361bd7fb7c6b7e12f19724fb7c853a420f70464ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-19T19:04:12Z",
    "title_canon_sha256": "f00c3c8dc571bb6c41fcdb46d06ae0d88b762b61f0dd8491838832d32f83a8f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06553",
    "kind": "arxiv",
    "version": 1
  }
}