Pith Number

pith:NVFX5GYF

pith:2015:NVFX5GYFKI5ZUIGSMXSBB6XTLH

not attested not anchored not stored refs pending

Two Aspects of the Donoho-Stark Uncertainty Principle

Alessandro Oliaro, Evanthia Carypis, Paolo Boggiatto

arxiv:1510.02621 v1 · 2015-10-09 · 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{NVFX5GYFKI5ZUIGSMXSBB6XTLH}

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	2026-05-18T01:30:41.901590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d4b7e9b05523b9a20d265e410faf359ef35ab6a2c2570a81f7c4a956c070d51

Aliases

arxiv: 1510.02621 · arxiv_version: 1510.02621v1 · doi: 10.48550/arxiv.1510.02621 · pith_short_12: NVFX5GYFKI5Z · pith_short_16: NVFX5GYFKI5ZUIGS · pith_short_8: NVFX5GYF

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/NVFX5GYFKI5ZUIGSMXSBB6XTLH \
  | 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: 6d4b7e9b05523b9a20d265e410faf359ef35ab6a2c2570a81f7c4a956c070d51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56324ab665cc3ab0dd15d83981cd1dfe842bc99502c7a26428b8f84affdee534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-10-09T10:40:47Z",
    "title_canon_sha256": "636ca89b4a38932bfb19d8abf24e989bae3f8c2e25f43bd1a5327316faa81560"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02621",
    "kind": "arxiv",
    "version": 1
  }
}