Pith Number

pith:VB26564J

pith:2012:VB26564JFRLGSVOF2EZJIY4Q47

not attested not anchored not stored refs pending

A Spectral Graph Uncertainty Principle

Ameya Agaskar, Yue M. Lu

arxiv:1206.6356 v3 · 2012-06-27 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VB26564JFRLGSVOF2EZJIY4Q47}

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	2026-05-18T03:17:00.380391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a875eefb892c566955c5d132946390e7c0fd5dae957cb0e3860f65ddce3a5c16

Aliases

arxiv: 1206.6356 · arxiv_version: 1206.6356v3 · doi: 10.48550/arxiv.1206.6356 · pith_short_12: VB26564JFRLG · pith_short_16: VB26564JFRLGSVOF · pith_short_8: VB26564J

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/VB26564JFRLGSVOF2EZJIY4Q47 \
  | 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: a875eefb892c566955c5d132946390e7c0fd5dae957cb0e3860f65ddce3a5c16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff662ff0ad7c2a236e5db6e4582980f80496d092c4e1058a161115dd25abb1fe",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-06-27T18:10:56Z",
    "title_canon_sha256": "52b0a2e4a1d7abe5e2dc39dafa78f9e5f70c0c72b65ca678b9a2afa7b19fcbed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6356",
    "kind": "arxiv",
    "version": 3
  }
}