Pith Number

pith:HAKSVOFM

pith:2017:HAKSVOFMNY6TRCTN6N3OH3AEYX

not attested not anchored not stored refs pending

A Multi-level Mixed Element scheme of the two dimensional helmholtz transmission eigenvalue problem

S. Zhang, X. Ji, Y. Xi

arxiv:1707.00567 v1 · 2017-07-03 · 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{HAKSVOFMNY6TRCTN6N3OH3AEYX}

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	2026-05-18T00:41:03.002481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38152ab8ac6e3d388a6df376e3ec04c5dde082dc1ef0d0345f831c47b3295036

Aliases

arxiv: 1707.00567 · arxiv_version: 1707.00567v1 · doi: 10.48550/arxiv.1707.00567 · pith_short_12: HAKSVOFMNY6T · pith_short_16: HAKSVOFMNY6TRCTN · pith_short_8: HAKSVOFM

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/HAKSVOFMNY6TRCTN6N3OH3AEYX \
  | 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: 38152ab8ac6e3d388a6df376e3ec04c5dde082dc1ef0d0345f831c47b3295036

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c84ba5a3fed81519861514a760f31724f242ee3901c2270834af948af2c6fe17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-03T14:24:42Z",
    "title_canon_sha256": "3052b688603325fecdc835740de8b82d322f45840e129f1e90b689f550a8ae04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00567",
    "kind": "arxiv",
    "version": 1
  }
}