Pith Number

pith:JDKUUMVW

pith:2020:JDKUUMVWOW4UQYXFPARXLBB5KU

not attested not anchored not stored refs pending

A residual a posteriori error estimate for the time-domain boundary element method

Ceyhun Oezdemir, David Stark, Ernst P. Stephan, Heiko Gimperlein

arxiv:2008.04297 v1 · 2020-08-10 · math.NA · cs.NA · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JDKUUMVWOW4UQYXFPARXLBB5KU}

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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	2026-07-05T01:39:15.372997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48d54a32b675b94862e5782375843d5504b3477e766b4d26e31a3a68230a7bf9

Aliases

arxiv: 2008.04297 · arxiv_version: 2008.04297v1 · doi: 10.48550/arxiv.2008.04297 · pith_short_12: JDKUUMVWOW4U · pith_short_16: JDKUUMVWOW4UQYXF · pith_short_8: JDKUUMVW

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/JDKUUMVWOW4UQYXFPARXLBB5KU \
  | 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: 48d54a32b675b94862e5782375843d5504b3477e766b4d26e31a3a68230a7bf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8468d4fb37f48b56dc73ec4af7b9ad7a70614b3c807e6f8c0eace425e06582f0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-08-10T17:48:36Z",
    "title_canon_sha256": "ca4c8749c008ba8d4e9ab8e266d5aa6afb3af06487b201a5527512eb930905e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.04297",
    "kind": "arxiv",
    "version": 1
  }
}