Pith Number

pith:2RTHCTW6

pith:2017:2RTHCTW6P23B4TGLVTZ3TNGIAX

not attested not anchored not stored refs pending

Ensemble-marginalized Kalman filter for linear time-dependent PDEs with noisy boundary conditions: Application to heat transfer in building walls

Christopher Wood, Marco Iglesias, Marco Scavino, Raul Tempone, Zaid Sawlan

arxiv:1711.09365 v2 · 2017-11-26 · stat.CO · math.PR · stat.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{2RTHCTW6P23B4TGLVTZ3TNGIAX}

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	2026-05-18T00:16:08.307460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d466714ede7eb61e4ccbacf3b9b4c805ebc684bf6e7dd349f3412cb7060408be

Aliases

arxiv: 1711.09365 · arxiv_version: 1711.09365v2 · doi: 10.48550/arxiv.1711.09365 · pith_short_12: 2RTHCTW6P23B · pith_short_16: 2RTHCTW6P23B4TGL · pith_short_8: 2RTHCTW6

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/2RTHCTW6P23B4TGLVTZ3TNGIAX \
  | 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: d466714ede7eb61e4ccbacf3b9b4c805ebc684bf6e7dd349f3412cb7060408be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d364264731e8f5047ab66feea4010bf87f8884b1699a1831b45159c3e49d4c5",
    "cross_cats_sorted": [
      "math.PR",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2017-11-26T10:34:58Z",
    "title_canon_sha256": "23e97114b6c99233c124b2d29aeb083c5f2019a519915d6b9220d70ed3878b33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09365",
    "kind": "arxiv",
    "version": 2
  }
}