Pith Number

pith:PNOVPUBW

pith:2014:PNOVPUBWSWNSYX7E3ED7BQEZ6Y

not attested not anchored not stored refs pending

Reduced Basis Methods Based Upon Adaptive Snapshot Computations

Karsten Urban, Kristina Steih, Mazen Ali

arxiv:1407.1708 v2 · 2014-07-07 · 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{PNOVPUBWSWNSYX7E3ED7BQEZ6Y}

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	2026-05-18T01:32:19.057936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b5d57d036959b2c5fe4d907f0c099f61e9040e08aad162cd0f42f0e897a0c80

Aliases

arxiv: 1407.1708 · arxiv_version: 1407.1708v2 · doi: 10.48550/arxiv.1407.1708 · pith_short_12: PNOVPUBWSWNS · pith_short_16: PNOVPUBWSWNSYX7E · pith_short_8: PNOVPUBW

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/PNOVPUBWSWNSYX7E3ED7BQEZ6Y \
  | 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: 7b5d57d036959b2c5fe4d907f0c099f61e9040e08aad162cd0f42f0e897a0c80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81de6fefbab8892b77c508c554f8b2f006a701019405c6937e71e7d48033aac1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-07T13:34:41Z",
    "title_canon_sha256": "092fc90a5de87bf93049735c1a86a8c7046c6f18ea2482c8ffe18eab9d1cb62c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1708",
    "kind": "arxiv",
    "version": 2
  }
}