Pith Number

pith:OSVBSP5Q

pith:2026:OSVBSP5QITD4LXYZMRE6UGQ2EP

not attested not anchored not stored refs pending

I-MCHM: Interface Multicontinuum Homogenization for Multiscale Elliptic Problems

Wing Tat Leung, Zhihang Xu

arxiv:2607.29325 v1 · 2026-07-31 · 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{OSVBSP5QITD4LXYZMRE6UGQ2EP}

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	2026-08-03T01:24:55.675734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74aa193fb044c7c5df196449ea1a1a23d014a28efe170bc69bd86751beacc9cc

Aliases

arxiv: 2607.29325 · arxiv_version: 2607.29325v1 · doi: 10.48550/arxiv.2607.29325 · pith_short_12: OSVBSP5QITD4 · pith_short_16: OSVBSP5QITD4LXYZ · pith_short_8: OSVBSP5Q

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/OSVBSP5QITD4LXYZMRE6UGQ2EP \
  | 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: 74aa193fb044c7c5df196449ea1a1a23d014a28efe170bc69bd86751beacc9cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9c959d54b9c6186eb528f83a2d7b22f4867470b60c78a77347132c073ee917f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-31T11:59:14Z",
    "title_canon_sha256": "c18ab82be244647630c3b51ca841e9d7d2bb95b5d222098817b3bec747cba001"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29325",
    "kind": "arxiv",
    "version": 1
  }
}