Pith Number

pith:ERFFCNBQ

pith:2017:ERFFCNBQK45NRN4MJMJENND37M

not attested not anchored not stored refs pending

Output feedback control of general linear heterodirectional hyperbolic PDE-ODE systems with spatially-varying coefficients

Joachim Deutscher, Nicole Gehring, Richard Kern

arxiv:1711.00700 v1 · 2017-11-02 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERFFCNBQK45NRN4MJMJENND37M}

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	2026-05-18T00:31:29.770605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

244a513430573ad8b78c4b1246b47bfb27a4f5c15e0b571f881c6ce7fb49d932

Aliases

arxiv: 1711.00700 · arxiv_version: 1711.00700v1 · doi: 10.48550/arxiv.1711.00700 · pith_short_12: ERFFCNBQK45N · pith_short_16: ERFFCNBQK45NRN4M · pith_short_8: ERFFCNBQ

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/ERFFCNBQK45NRN4MJMJENND37M \
  | 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: 244a513430573ad8b78c4b1246b47bfb27a4f5c15e0b571f881c6ce7fb49d932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e8100863b3403ee065d38e65409f894a7fd0307811cdcee4745e813f433170f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-11-02T12:05:48Z",
    "title_canon_sha256": "cb8c4f676e0fe03246524459e0ba5a61be5495b49d75b0c82d585882af6a4152"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00700",
    "kind": "arxiv",
    "version": 1
  }
}