Pith Number

pith:ZHUDU3WB

pith:2017:ZHUDU3WBJRBQYAHO7OROU2ZW2I

not attested not anchored not stored refs pending

The Aubin--Nitsche Trick for Semilinear Problems

Hanne Hardering

arxiv:1707.00963 v1 · 2017-07-04 · 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{ZHUDU3WBJRBQYAHO7OROU2ZW2I}

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	2026-05-18T00:40:56.537880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9e83a6ec14c430c00eefba2ea6b36d21e2e5fb607e759c07a1c466aa676f597

Aliases

arxiv: 1707.00963 · arxiv_version: 1707.00963v1 · doi: 10.48550/arxiv.1707.00963 · pith_short_12: ZHUDU3WBJRBQ · pith_short_16: ZHUDU3WBJRBQYAHO · pith_short_8: ZHUDU3WB

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/ZHUDU3WBJRBQYAHO7OROU2ZW2I \
  | 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: c9e83a6ec14c430c00eefba2ea6b36d21e2e5fb607e759c07a1c466aa676f597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd63f54c1e5db7d0fac16a7a111dcbc0a6e88785106b47c13910de4e74195c4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-04T13:13:45Z",
    "title_canon_sha256": "1330dd38eb43fd4c40f445b5b4bba07caa22fa648fb8f88141705a0ca596d6d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00963",
    "kind": "arxiv",
    "version": 1
  }
}