Pith Number

pith:ENPZLL2O

pith:2009:ENPZLL2OHYRL76ZBDR46X5ANSW

not attested not anchored not stored refs pending

Uniform estimates for transmission problems with high contrast in heat conduction and electromagnetism

Gabriel Caloz (IRMAR), Monique Dauge (IRMAR), Victor P\'eron (IRMAR)

arxiv:0910.1018 v2 · 2009-10-06 · math.NA · cs.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{ENPZLL2OHYRL76ZBDR46X5ANSW}

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	2026-06-03T23:06:29.585111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

235f95af4e3e22bffb211c79ebf40d95a535117770e369d05ece60ce7465c67a

Aliases

arxiv: 0910.1018 · arxiv_version: 0910.1018v2 · doi: 10.48550/arxiv.0910.1018 · pith_short_12: ENPZLL2OHYRL · pith_short_16: ENPZLL2OHYRL76ZB · pith_short_8: ENPZLL2O

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/ENPZLL2OHYRL76ZBDR46X5ANSW \
  | 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: 235f95af4e3e22bffb211c79ebf40d95a535117770e369d05ece60ce7465c67a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17713be9a1f38855eac371cb377cd4286256585186d4f1e3edce1c4b4a1aa910",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-10-06T14:27:09Z",
    "title_canon_sha256": "6344900aa93f1835fd310d8f78048530316ca8982c67902757e091c4fa76b7f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1018",
    "kind": "arxiv",
    "version": 2
  }
}