Pith Number

pith:WNRWY3CT

pith:2017:WNRWY3CTILD4QJY23VIV7AWX7I

not attested not anchored not stored refs pending

Gradient recovery for elliptic interface problem: III. Nitsche's method

Hailong Guo, Xu Yang

arxiv:1705.03617 v1 · 2017-05-10 · 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{WNRWY3CTILD4QJY23VIV7AWX7I}

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	2026-05-18T00:25:57.907355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3636c6c5342c7c8271add515f82d7fa2432572e0eef9e2949b850dd5f3e3a60

Aliases

arxiv: 1705.03617 · arxiv_version: 1705.03617v1 · doi: 10.48550/arxiv.1705.03617 · pith_short_12: WNRWY3CTILD4 · pith_short_16: WNRWY3CTILD4QJY2 · pith_short_8: WNRWY3CT

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/WNRWY3CTILD4QJY23VIV7AWX7I \
  | 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: b3636c6c5342c7c8271add515f82d7fa2432572e0eef9e2949b850dd5f3e3a60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eae4721e66e6f68003bda58f52b965c450242292a10d1c6767cb79fc519b673b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-10T06:31:57Z",
    "title_canon_sha256": "52778824580fcb4f6ae49afd57e387c6abf7f54f07559dfbb83dab9e35a3e84b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03617",
    "kind": "arxiv",
    "version": 1
  }
}