Pith Number

pith:2DK5ZZ47

pith:2019:2DK5ZZ47G3YR7DDPCM5F5ZFJ2I

not attested not anchored not stored refs pending

On jump relations of anisotropic elliptic interface problems

Baiying Dong, Xiufang Feng, Zhilin Li

arxiv:1907.09034 v1 · 2019-07-21 · 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{2DK5ZZ47G3YR7DDPCM5F5ZFJ2I}

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	2026-05-17T23:40:02.349358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0d5dce79f36f11f8c6f133a5ee4a9d2054513ae071204db009cd1c5a0cab385

Aliases

arxiv: 1907.09034 · arxiv_version: 1907.09034v1 · doi: 10.48550/arxiv.1907.09034 · pith_short_12: 2DK5ZZ47G3YR · pith_short_16: 2DK5ZZ47G3YR7DDP · pith_short_8: 2DK5ZZ47

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/2DK5ZZ47G3YR7DDPCM5F5ZFJ2I \
  | 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: d0d5dce79f36f11f8c6f133a5ee4a9d2054513ae071204db009cd1c5a0cab385

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b53eb4d570c5582bf644ffb8ae5ea70dc390eec142551c212fdb6ff0176c4d9",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-07-21T21:06:54Z",
    "title_canon_sha256": "04de60286d64090878952fc2174da06ad7fe4204fff0b76fd02834272f9394da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09034",
    "kind": "arxiv",
    "version": 1
  }
}