Pith Number

pith:H62Y737S

pith:2019:H62Y737SRML3UXLN6VLRZGS3O6

not attested not anchored not stored refs pending

State and Parameter Estimation from Observed Signal Increments

Nikolas N\"usken, Paul J. Rozdeba, Sebastian Reich

arxiv:1903.10717 v2 · 2019-03-26 · math.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{H62Y737SRML3UXLN6VLRZGS3O6}

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	2026-05-17T23:42:20.347426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fb58feff28b17ba5d6df5571c9a5b77ae441b1dcabce1b7d5c4d5b14c11438d

Aliases

arxiv: 1903.10717 · arxiv_version: 1903.10717v2 · doi: 10.48550/arxiv.1903.10717 · pith_short_12: H62Y737SRML3 · pith_short_16: H62Y737SRML3UXLN · pith_short_8: H62Y737S

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/H62Y737SRML3UXLN6VLRZGS3O6 \
  | 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: 3fb58feff28b17ba5d6df5571c9a5b77ae441b1dcabce1b7d5c4d5b14c11438d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12f53c73c15444f16c3a5a841fef2f7f099e84f7d2edc17a0c15a2efaeafedd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-26T07:46:09Z",
    "title_canon_sha256": "229d6fab9aa4633d7a43c296a1c4ea217f77d32ad5be128b944f261d5a39506c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10717",
    "kind": "arxiv",
    "version": 2
  }
}