Pith Number

pith:7JA2X6D7

pith:2014:7JA2X6D7JUMEWB2LLNR4DE4TMU

not attested not anchored not stored refs pending

Moment problem in infinitely many variables

Mehdi Ghasemi, Murray Marshall, Salma Kuhlmann

arxiv:1409.5777 v1 · 2014-09-19 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JA2X6D7JUMEWB2LLNR4DE4TMU}

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	2026-05-18T01:16:07.400347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa41abf87f4d184b074b5b63c193936529a2dc307df6babf0b5ca26dae823297

Aliases

arxiv: 1409.5777 · arxiv_version: 1409.5777v1 · doi: 10.48550/arxiv.1409.5777 · pith_short_12: 7JA2X6D7JUME · pith_short_16: 7JA2X6D7JUMEWB2L · pith_short_8: 7JA2X6D7

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/7JA2X6D7JUMEWB2LLNR4DE4TMU \
  | 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: fa41abf87f4d184b074b5b63c193936529a2dc307df6babf0b5ca26dae823297

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07492af55b612783836580a9ee8f90a7e02a6861332a71f32c110839a961f8ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-09-19T19:31:57Z",
    "title_canon_sha256": "5c403505077973a00b1016c57127793abf0f9dc17cefbcba901fd37ee4c90438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5777",
    "kind": "arxiv",
    "version": 1
  }
}