Pith Number

pith:3R7U3URY

pith:2017:3R7U3URYT6FLKPQPB67V5KW5S6

not attested not anchored not stored refs pending

Numerical assessment of two-level domain decomposition preconditioners for incompressible Stokes and elasticity equations

Gabriel R. Barrenechea, Micha{\l} Bosy, Victorita Dolean

arxiv:1706.09776 v1 · 2017-06-29 · math.NA · cs.CE · 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{3R7U3URYT6FLKPQPB67V5KW5S6}

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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	2026-05-18T00:18:00.260656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc7f4dd2389f8ab53e0f0fbf5eaadd9781cbda7a526b6e94a0cd2482de783176

Aliases

arxiv: 1706.09776 · arxiv_version: 1706.09776v1 · doi: 10.48550/arxiv.1706.09776 · pith_short_12: 3R7U3URYT6FL · pith_short_16: 3R7U3URYT6FLKPQP · pith_short_8: 3R7U3URY

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/3R7U3URYT6FLKPQPB67V5KW5S6 \
  | 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: dc7f4dd2389f8ab53e0f0fbf5eaadd9781cbda7a526b6e94a0cd2482de783176

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e78edc251c38d6de1a7f9e6b6133a16d1eb991e06358141dfe0578eef083b18",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-06-29T14:35:02Z",
    "title_canon_sha256": "2e74b2a46ed3e39e6fb19d31309abca6b7cb7128c3768938b07dfe1e8370ec3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09776",
    "kind": "arxiv",
    "version": 1
  }
}