Pith Number

pith:RWTLFAQ5

pith:2019:RWTLFAQ55MCOGVHB44PS6YUHBF

not attested not anchored not stored refs pending

Boundary sampled-data feedback stabilization for parabolic equations

Hanbing Liu

arxiv:1908.03100 v1 · 2019-08-08 · 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{RWTLFAQ55MCOGVHB44PS6YUHBF}

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	2026-07-04T23:52:26.132717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8da6b2821deb04e354e1e71f2f628709719054737bbc82cd35b70f9980864786

Aliases

arxiv: 1908.03100 · arxiv_version: 1908.03100v1 · doi: 10.48550/arxiv.1908.03100 · pith_short_12: RWTLFAQ55MCO · pith_short_16: RWTLFAQ55MCOGVHB · pith_short_8: RWTLFAQ5

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/RWTLFAQ55MCOGVHB44PS6YUHBF \
  | 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: 8da6b2821deb04e354e1e71f2f628709719054737bbc82cd35b70f9980864786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e682e4baa6531cc1b8d47c05c02e03756a07da4e6366d3b9e79dda3b4ea182d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-08-08T14:44:07Z",
    "title_canon_sha256": "a429cb450f22daad3a6960852f9b00f40bcfbe3333d01f5c1bc1749527051bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03100",
    "kind": "arxiv",
    "version": 1
  }
}