Pith Number

pith:GGN4K5M3

pith:2017:GGN4K5M3S2RZO42ZSKWDKAZRLX

not attested not anchored not stored refs pending

Dynamic Likelihood Filter

Juan M. Restrepo

arxiv:1704.07435 v1 · 2017-04-24 · math.DS · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGN4K5M3S2RZO42ZSKWDKAZRLX}

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	2026-05-18T00:45:38.116853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

319bc5759b96a397735992ac3503315dc276030da87023bdbf80ee83d42fa63e

Aliases

arxiv: 1704.07435 · arxiv_version: 1704.07435v1 · doi: 10.48550/arxiv.1704.07435 · pith_short_12: GGN4K5M3S2RZ · pith_short_16: GGN4K5M3S2RZO42Z · pith_short_8: GGN4K5M3

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/GGN4K5M3S2RZO42ZSKWDKAZRLX \
  | 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: 319bc5759b96a397735992ac3503315dc276030da87023bdbf80ee83d42fa63e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb441d797737450677427371b3b6d9f61cc3ad56baf7c21a67c8e2b005383f43",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-04-24T19:53:34Z",
    "title_canon_sha256": "c97d4aff2558d446df153c286224159a647edcc25db534dc51fe404bf270a780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07435",
    "kind": "arxiv",
    "version": 1
  }
}