Pith Number

pith:R7XWKA6H

pith:2016:R7XWKA6H3M2IBFM7QYGAVUNRXP

not attested not anchored not stored refs pending

Convergence analysis of the mimetic finite difference method for elliptic problems with staggered discretization of the diffusion coefficients

G. Manzini, J. D. Moulton, K. Lipnikov, M. Shashkov

arxiv:1612.01768 v1 · 2016-12-06 · 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{R7XWKA6H3M2IBFM7QYGAVUNRXP}

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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	2026-05-18T00:55:47.642028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fef6503c7db3480959f860c0ad1b1bbee444514a6747cf8395a8cdb1a3fd72f

Aliases

arxiv: 1612.01768 · arxiv_version: 1612.01768v1 · doi: 10.48550/arxiv.1612.01768 · pith_short_12: R7XWKA6H3M2I · pith_short_16: R7XWKA6H3M2IBFM7 · pith_short_8: R7XWKA6H

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/R7XWKA6H3M2IBFM7QYGAVUNRXP \
  | 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: 8fef6503c7db3480959f860c0ad1b1bbee444514a6747cf8395a8cdb1a3fd72f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5257ae19a4b1b51c1d3503bffde817e3ced541e79ecf483d77f5006f7a8322b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-06T11:53:43Z",
    "title_canon_sha256": "b40503a4f57ea645cbfb81e317f759609292c8cfebbb3895e0e0740f33c83ea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01768",
    "kind": "arxiv",
    "version": 1
  }
}