Pith Number

pith:L4AJITBS

pith:2016:L4AJITBSZTOSXAMJOIEUWBDVBI

not attested not anchored not stored refs pending

When "Optimal Filtering" Isn't

B. K. Alpert, C. D. Reintsema, D. R. Schmidt, D. S. Swetz, G. C. O'Neil, J. Hays-Wehle, J. N. Ullom, J. W. Fowler, K. M. Morgan, W. B. Doriese, Y.-I. Joe

arxiv:1611.07856 v1 · 2016-11-23 · physics.data-an · astro-ph.IM · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4AJITBSZTOSXAMJOIEUWBDVBI}

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	2026-05-18T00:51:33.752847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f00944c32ccdd2b818972094b04750a2cdc5d0e4f32cd160f7a26ba9aec6961

Aliases

arxiv: 1611.07856 · arxiv_version: 1611.07856v1 · doi: 10.48550/arxiv.1611.07856 · pith_short_12: L4AJITBSZTOS · pith_short_16: L4AJITBSZTOSXAMJ · pith_short_8: L4AJITBS

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/L4AJITBSZTOSXAMJOIEUWBDVBI \
  | 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: 5f00944c32ccdd2b818972094b04750a2cdc5d0e4f32cd160f7a26ba9aec6961

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cfc2083685acf6ce547af8dcd9cf48010f7af4869dde1184b837efe0e741666",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2016-11-23T16:13:35Z",
    "title_canon_sha256": "d21fbc1c42338e1fca46a9c7b38bb776b7c4a4cac8eb803ec07e3ec19b5b3428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07856",
    "kind": "arxiv",
    "version": 1
  }
}