Pith Number

pith:UAYTBASW

pith:2018:UAYTBASWDXS7UDTMAI2ZNGLH2N

not attested not anchored not stored refs pending

A New HDG Method for Dirichlet Boundary Control of Convection Diffusion PDEs I: High Regularity

John R. Singler, Mariano Mateos, Weiwei Hu, Yangwen Zhang

arxiv:1801.01461 v1 · 2018-01-03 · 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{UAYTBASWDXS7UDTMAI2ZNGLH2N}

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	2026-05-18T00:26:42.052976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0313082561de5fa0e6c0235969967d3793c44a5fe04665d3e7be67f1cd38ba9

Aliases

arxiv: 1801.01461 · arxiv_version: 1801.01461v1 · doi: 10.48550/arxiv.1801.01461 · pith_short_12: UAYTBASWDXS7 · pith_short_16: UAYTBASWDXS7UDTM · pith_short_8: UAYTBASW

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/UAYTBASWDXS7UDTMAI2ZNGLH2N \
  | 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: a0313082561de5fa0e6c0235969967d3793c44a5fe04665d3e7be67f1cd38ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e5b68688238d0fabd4e89b1dbc9fed62ea82701f5d6ee1b4f90585773cced14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-03T15:45:39Z",
    "title_canon_sha256": "661543385d6c5a82a305af4d04bd9f15610d0c24157e3413668f07a2bbb0e550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01461",
    "kind": "arxiv",
    "version": 1
  }
}