Pith Number

pith:UVJXYFNF

pith:2018:UVJXYFNFKYINHS4WI2IYV5ZKPO

not attested not anchored not stored refs pending

Irregularity-Aware Graph Fourier Transforms

Antonio Ortega, Benjamin Girault, Shrikanth Narayanan

arxiv:1802.10220 v2 · 2018-02-28 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVJXYFNFKYINHS4WI2IYV5ZKPO}

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	2026-05-17T23:57:59.534686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5537c15a55610d3cb9646918af72a7ba0df37d0e60c3f3557a8ab8b6f831f89

Aliases

arxiv: 1802.10220 · arxiv_version: 1802.10220v2 · doi: 10.48550/arxiv.1802.10220 · pith_short_12: UVJXYFNFKYIN · pith_short_16: UVJXYFNFKYINHS4W · pith_short_8: UVJXYFNF

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/UVJXYFNFKYINHS4WI2IYV5ZKPO \
  | 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: a5537c15a55610d3cb9646918af72a7ba0df37d0e60c3f3557a8ab8b6f831f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e390486b4d10e4e155b766159f304e7827fcda2c7157f0316ac2dc92e5364fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-28T00:48:47Z",
    "title_canon_sha256": "50a446a4e38983adb2baf2123dac849fe0bacdb02cde01c8132141c65ef82ddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10220",
    "kind": "arxiv",
    "version": 2
  }
}