Pith Number

pith:6AF6W33S

pith:2011:6AF6W33SVUKXEDN5GJALMY7UQP

not attested not anchored not stored refs pending

On the resolution power of Fourier extensions for oscillatory functions

Ben Adcock, Daan Huybrechs

arxiv:1105.3426 v2 · 2011-05-17 · 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{6AF6W33SVUKXEDN5GJALMY7UQP}

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	2026-05-18T02:21:59.676107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f00beb6f72ad15720dbd3240b663f483d60aed95330a9dc8af012a76753915bf

Aliases

arxiv: 1105.3426 · arxiv_version: 1105.3426v2 · doi: 10.48550/arxiv.1105.3426 · pith_short_12: 6AF6W33SVUKX · pith_short_16: 6AF6W33SVUKXEDN5 · pith_short_8: 6AF6W33S

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/6AF6W33SVUKXEDN5GJALMY7UQP \
  | 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: f00beb6f72ad15720dbd3240b663f483d60aed95330a9dc8af012a76753915bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40fdad574ee4ffe704a4e30fb6ae557c926544073132d2c5d508e6b4d7b3e534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-05-17T16:22:41Z",
    "title_canon_sha256": "9c4b403451c33a7bc5e159f624e6a40576389e1e9844b2e06c241985044662cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3426",
    "kind": "arxiv",
    "version": 2
  }
}