Pith Number

pith:OHGHM5HC

pith:2012:OHGHM5HCGEOHKAJSKLQLSQSNYA

not attested not anchored not stored refs pending

A convergent FEM-DG method for the compressible Navier-Stokes equations

Trygve K. Karper

arxiv:1206.4368 v1 · 2012-06-20 · math.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{OHGHM5HCGEOHKAJSKLQLSQSNYA}

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	2026-05-18T03:53:06.070244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71cc7674e2311c75013252e0b9424dc023d0804dc2ad7b6e5c96939ecdb4198c

Aliases

arxiv: 1206.4368 · arxiv_version: 1206.4368v1 · doi: 10.48550/arxiv.1206.4368 · pith_short_12: OHGHM5HCGEOH · pith_short_16: OHGHM5HCGEOHKAJS · pith_short_8: OHGHM5HC

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/OHGHM5HCGEOHKAJSKLQLSQSNYA \
  | 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: 71cc7674e2311c75013252e0b9424dc023d0804dc2ad7b6e5c96939ecdb4198c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21be0598acf33ccaf66266dba5fd385503b4b91d32d1e4ce452ff4ac07ad3e0f",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-06-20T01:55:24Z",
    "title_canon_sha256": "0883367e4689466f72525b816d2064c923eeeff2fd6613321083208c34db006b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4368",
    "kind": "arxiv",
    "version": 1
  }
}