Pith Number

pith:HB77XMZU

pith:2015:HB77XMZU2N4DHK2K5YW2XRIDGM

not attested not anchored not stored refs pending

High-order compact schemes for parabolic problems with mixed derivatives in multiple space dimensions

Bertram D\"uring, Christof Heuer

arxiv:1506.06711 v1 · 2015-06-22 · 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{HB77XMZU2N4DHK2K5YW2XRIDGM}

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	2026-05-18T01:34:05.108451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

387ffbb334d37833ab4aee2dabc50333207c4510e7eb560cf13a4ab977d091ab

Aliases

arxiv: 1506.06711 · arxiv_version: 1506.06711v1 · doi: 10.48550/arxiv.1506.06711 · pith_short_12: HB77XMZU2N4D · pith_short_16: HB77XMZU2N4DHK2K · pith_short_8: HB77XMZU

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/HB77XMZU2N4DHK2K5YW2XRIDGM \
  | 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: 387ffbb334d37833ab4aee2dabc50333207c4510e7eb560cf13a4ab977d091ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fe0da82dd616404391c1f1cb315cfe9f9f5962518ec1941991fcf65e1015d04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-06-22T18:23:22Z",
    "title_canon_sha256": "ec0ae8696cff7a815dd152e57611a9636bb0f316363847c6ed50f2a57f208dd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06711",
    "kind": "arxiv",
    "version": 1
  }
}