Pith Number

pith:5EWNKIWM

pith:2012:5EWNKIWMAFVAX4ZNFXPLDCLGVK

not attested not anchored not stored refs pending

Numerical Methods for the Optimal Control of Scalar Conservation Laws

L. Pareschi, M. Herty, S. Steffensen

arxiv:1207.3671 v1 · 2012-07-16 · math.OC · 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{5EWNKIWMAFVAX4ZNFXPLDCLGVK}

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	2026-05-18T03:50:59.906897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e92cd522cc016a0bf32d2ddeb18966aaa315d33e7a21c9920748b0783f2d0dca

Aliases

arxiv: 1207.3671 · arxiv_version: 1207.3671v1 · doi: 10.48550/arxiv.1207.3671 · pith_short_12: 5EWNKIWMAFVA · pith_short_16: 5EWNKIWMAFVAX4ZN · pith_short_8: 5EWNKIWM

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/5EWNKIWMAFVAX4ZNFXPLDCLGVK \
  | 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: e92cd522cc016a0bf32d2ddeb18966aaa315d33e7a21c9920748b0783f2d0dca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4194238c796006e351f46feaadcefed88c13afe23ddec4a5e5018c0fe8f96dd0",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-07-16T13:22:30Z",
    "title_canon_sha256": "88e817952839642884d0152407f0b7e504c0e6d6f08cf6b13dab72aa3f4a73bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3671",
    "kind": "arxiv",
    "version": 1
  }
}