Pith Number

pith:VZDK37TE

pith:2018:VZDK37TE622XMA4EMCV2PCKKYW

not attested not anchored not stored refs pending

Graph Spectral Image Processing

Enrico Magli, Gene Cheung, Michael Ng, Yuichi Tanaka

arxiv:1801.04749 v2 · 2018-01-15 · eess.IV · 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{VZDK37TE622XMA4EMCV2PCKKYW}

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	2026-05-18T00:25:50.618805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae46adfe64f6b576038460aba7894ac5a0d8a2ac31736f81692380a4bfc44396

Aliases

arxiv: 1801.04749 · arxiv_version: 1801.04749v2 · doi: 10.48550/arxiv.1801.04749 · pith_short_12: VZDK37TE622X · pith_short_16: VZDK37TE622XMA4E · pith_short_8: VZDK37TE

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/VZDK37TE622XMA4EMCV2PCKKYW \
  | 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: ae46adfe64f6b576038460aba7894ac5a0d8a2ac31736f81692380a4bfc44396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a40eadc0cfafd9c2e17d1eaecec86e18007ed494042075761b6efbfde7dd47c1",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2018-01-15T11:45:29Z",
    "title_canon_sha256": "f2a68bac83be6646e51f566d662fa4b2043cd7d6c0b88f8a125b7ae60ad0328c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04749",
    "kind": "arxiv",
    "version": 2
  }
}