Pith Number

pith:KSIP3CM6

pith:2014:KSIP3CM6CXR6NNZ56W76PY66KV

not attested not anchored not stored refs pending

An adaptive octree finite element method for PDEs posed on surfaces

Alexey Y. Chernyshenko, Maxim A. Olshanskii

arxiv:1408.3891 v1 · 2014-08-18 · 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{KSIP3CM6CXR6NNZ56W76PY66KV}

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	2026-06-04T16:08:42.900431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5490fd899e15e3e6b73df5bfe7e3de55553d20d772f3a3bce42f25edcc1548bf

Aliases

arxiv: 1408.3891 · arxiv_version: 1408.3891v1 · doi: 10.48550/arxiv.1408.3891 · pith_short_12: KSIP3CM6CXR6 · pith_short_16: KSIP3CM6CXR6NNZ5 · pith_short_8: KSIP3CM6

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/KSIP3CM6CXR6NNZ56W76PY66KV \
  | 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: 5490fd899e15e3e6b73df5bfe7e3de55553d20d772f3a3bce42f25edcc1548bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7beeb3c13671e700e0278553d2fb84d62c20f91eb266e03d7f028ee75a41c756",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-08-18T03:26:32Z",
    "title_canon_sha256": "4b01c3a009bc1eb57a0dc970529487d4c5b668078bde0a02f006ee53901b03ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3891",
    "kind": "arxiv",
    "version": 1
  }
}