Pith Number

pith:S47RKZSR

pith:2026:S47RKZSRLYJ6VZCSYBQKFYOM7L

not attested not anchored not stored refs pending

Multi-type Sensor Placement for PDE-based Bayesian Inverse Problems

Alen Alexanderian, Karina Koval, Ruanui Nicholson, Steven Maio

arxiv:2607.08074 v1 · 2026-07-09 · 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{S47RKZSRLYJ6VZCSYBQKFYOM7L}

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	2026-07-10T00:19:09.666788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

973f1566515e13eae452c060a2e1ccfadeaec52d2f07a93bd0313c275379fde3

Aliases

arxiv: 2607.08074 · arxiv_version: 2607.08074v1 · doi: 10.48550/arxiv.2607.08074 · pith_short_12: S47RKZSRLYJ6 · pith_short_16: S47RKZSRLYJ6VZCS · pith_short_8: S47RKZSR

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/S47RKZSRLYJ6VZCSYBQKFYOM7L \
  | 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: 973f1566515e13eae452c060a2e1ccfadeaec52d2f07a93bd0313c275379fde3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25837740d1012a4e5f6473c52d735a7a05281e6162be59e84154032e18807575",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-09T03:07:02Z",
    "title_canon_sha256": "70638aeda6545153ea8f4c7c1070817a94a15c3d31ecb3a38738edfb1ceb330d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08074",
    "kind": "arxiv",
    "version": 1
  }
}