Pith Number

pith:Y6NPU5WL

pith:2017:Y6NPU5WLOGNV437MD6KVZV7HIS

not attested not anchored not stored refs pending

Operator algebra in the space of images

E. Celeghini

arxiv:1702.03820 v1 · 2017-02-09 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6NPU5WLOGNV437MD6KVZV7HIS}

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	2026-05-18T00:35:34.800542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79afa76cb719b5e6fec1f955cd7e74482a980d33b06e3d049dd9360a17bd654

Aliases

arxiv: 1702.03820 · arxiv_version: 1702.03820v1 · doi: 10.48550/arxiv.1702.03820 · pith_short_12: Y6NPU5WLOGNV · pith_short_16: Y6NPU5WLOGNV437M · pith_short_8: Y6NPU5WL

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/Y6NPU5WLOGNV437MD6KVZV7HIS \
  | 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: c79afa76cb719b5e6fec1f955cd7e74482a980d33b06e3d049dd9360a17bd654

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea53ee17ea3ff9d3b060a40589a2b9690965d021a977f35a97c3324368f5829f",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-02-09T12:44:12Z",
    "title_canon_sha256": "9edab4ae678497e7808923e33d5c497afd33c035800ab441e938d68b9f29e096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03820",
    "kind": "arxiv",
    "version": 1
  }
}