Pith Number

pith:JFSLSOAW

pith:2011:JFSLSOAWZXCEBY5LRKS4AV3US5

not attested not anchored not stored refs pending

On the trigonometric moment problem

Amelia \'Alvarez, Colin Christopher, Jos\'e Luis Bravo

arxiv:1108.0172 v2 · 2011-07-31 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JFSLSOAWZXCEBY5LRKS4AV3US5}

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	2026-05-18T04:12:44.234932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4964b93816cdc440e3ab8aa5c05774976478eff63cdb242a407262aa259164ec

Aliases

arxiv: 1108.0172 · arxiv_version: 1108.0172v2 · doi: 10.48550/arxiv.1108.0172 · pith_short_12: JFSLSOAWZXCE · pith_short_16: JFSLSOAWZXCEBY5L · pith_short_8: JFSLSOAW

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/JFSLSOAWZXCEBY5LRKS4AV3US5 \
  | 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: 4964b93816cdc440e3ab8aa5c05774976478eff63cdb242a407262aa259164ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "418c08dee2c297a97982bdc6bdddc9d715df13afa3b1a86a90e2cfb5c87df991",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-07-31T12:55:25Z",
    "title_canon_sha256": "cd34468f9c3d6ac3c125b553727655cb9c9cf8a935690b1833562f391bc12810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0172",
    "kind": "arxiv",
    "version": 2
  }
}