Pith Number

pith:OTMTMJYR

pith:2018:OTMTMJYRITYADLMS4VHTRTQRUA

not attested not anchored not stored refs pending

Isogeometric spectral approximation for elliptic differential operators

Quanling Deng, Victor Calo, Vladimir Puzyrev

arxiv:1802.00597 v1 · 2018-02-02 · 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{OTMTMJYRITYADLMS4VHTRTQRUA}

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	2026-05-18T00:24:32.795970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74d936271144f001ad92e54f38ce11a037a8a7bb43f04cd27220df7244d2205a

Aliases

arxiv: 1802.00597 · arxiv_version: 1802.00597v1 · doi: 10.48550/arxiv.1802.00597 · pith_short_12: OTMTMJYRITYA · pith_short_16: OTMTMJYRITYADLMS · pith_short_8: OTMTMJYR

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/OTMTMJYRITYADLMS4VHTRTQRUA \
  | 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: 74d936271144f001ad92e54f38ce11a037a8a7bb43f04cd27220df7244d2205a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d269127e60a452160ec9e93707cd6cbbc830ce046376c0b3f4964dbea2c6a5bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-02-02T08:35:47Z",
    "title_canon_sha256": "b91931b026bfe9a33e3af619c7385d93b70aed439b00db86ea6551d1a779f7a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00597",
    "kind": "arxiv",
    "version": 1
  }
}