Pith Number

pith:DSISUJBE

pith:2017:DSISUJBEFSRPGO32BCLTQBTUQ6

not attested not anchored not stored refs pending

What is the best fractional derivative to fit data?

Ricardo Almeida

arxiv:1704.00609 v1 · 2017-03-31 · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSISUJBEFSRPGO32BCLTQBTUQ6}

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	2026-05-18T00:47:21.840080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c912a24242ca2f33b7a08973806748794c8f89e0bcb5073943a9ad94ce003b6

Aliases

arxiv: 1704.00609 · arxiv_version: 1704.00609v1 · doi: 10.48550/arxiv.1704.00609 · pith_short_12: DSISUJBEFSRP · pith_short_16: DSISUJBEFSRPGO32 · pith_short_8: DSISUJBE

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/DSISUJBEFSRPGO32BCLTQBTUQ6 \
  | 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: 1c912a24242ca2f33b7a08973806748794c8f89e0bcb5073943a9ad94ce003b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "558d6b01024c15baa06aa23e75908769ac41b82719dc51b988f208c9229ea4ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.OT",
    "submitted_at": "2017-03-31T09:07:41Z",
    "title_canon_sha256": "be2a15950bb97ef6865ba522828bff1df65410b55d41a3e8d18a3d2b83726a95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00609",
    "kind": "arxiv",
    "version": 1
  }
}