Pith Number

pith:BSDJCW7Y

pith:2015:BSDJCW7YTMH2GMBCAI5QBAPXRF

not attested not anchored not stored refs pending

Exponential Stability of the Mono-tubular Heat Exchanger Equation with Time Delay in Boundary Observation

Bao-Zhu Guo, Cheng-li Zhang, Fu Zheng

arxiv:1503.01866 v2 · 2015-03-06 · 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{BSDJCW7YTMH2GMBCAI5QBAPXRF}

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	2026-05-18T00:51:01.632989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c86915bf89b0fa33022023b0081f78971a3d518bc7d65636cb9086393855c7b

Aliases

arxiv: 1503.01866 · arxiv_version: 1503.01866v2 · doi: 10.48550/arxiv.1503.01866 · pith_short_12: BSDJCW7YTMH2 · pith_short_16: BSDJCW7YTMH2GMBC · pith_short_8: BSDJCW7Y

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/BSDJCW7YTMH2GMBCAI5QBAPXRF \
  | 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: 0c86915bf89b0fa33022023b0081f78971a3d518bc7d65636cb9086393855c7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4494600c3644195ef2d68991980ebc0498a5ed92cdbfad24dafbf0e02d16ab0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-03-06T07:33:41Z",
    "title_canon_sha256": "9630cfcc01bd17de70a277f6bc583348c24cd510c903736830f8193e879c4efd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01866",
    "kind": "arxiv",
    "version": 2
  }
}