Pith Number

pith:N6ZR3OOE

pith:2017:N6ZR3OOERFYA2KWTZ2O5OT6J25

not attested not anchored not stored refs pending

A Discontinuous Galerkin Method by Patch Reconstruction for Biharmonic Problem

Fanyi Yang, Pingbing Ming, Ruo Li, Zhijian Yang, Zhiyuan Sun

arxiv:1712.10103 v2 · 2017-12-29 · math.NA · cs.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{N6ZR3OOERFYA2KWTZ2O5OT6J25}

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	2026-06-04T19:11:22.861222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fb31db9c489700d2ad3ce9dd74fc9d767bed16209f3e695dbf93fdc89167d14

Aliases

arxiv: 1712.10103 · arxiv_version: 1712.10103v2 · doi: 10.48550/arxiv.1712.10103 · pith_short_12: N6ZR3OOERFYA · pith_short_16: N6ZR3OOERFYA2KWT · pith_short_8: N6ZR3OOE

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/N6ZR3OOERFYA2KWTZ2O5OT6J25 \
  | 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: 6fb31db9c489700d2ad3ce9dd74fc9d767bed16209f3e695dbf93fdc89167d14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f9e94264b083382dabf5844a87b9aeed99ebc0b8f112efd80b8914ec82bec62",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-29T02:53:45Z",
    "title_canon_sha256": "295c1b60fee286b95784fd5ffb1a7e8f9196c488d592b96b087b7abb03749161"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.10103",
    "kind": "arxiv",
    "version": 2
  }
}