Pith Number

pith:AY2OPQOF

pith:2018:AY2OPQOFYBA6JJ66XYYG5UGGIS

not attested not anchored not stored refs pending

Applications of Envelopes

Kelly Bickel, Pamela Gorkin, Trung Tran

arxiv:1810.11678 v1 · 2018-10-27 · math.FA · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AY2OPQOFYBA6JJ66XYYG5UGGIS}

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	2026-05-18T00:02:07.771875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0634e7c1c5c041e4a7debe306ed0c644bf4e1b823dfb501d2deca45d00bc5afd

Aliases

arxiv: 1810.11678 · arxiv_version: 1810.11678v1 · doi: 10.48550/arxiv.1810.11678 · pith_short_12: AY2OPQOFYBA6 · pith_short_16: AY2OPQOFYBA6JJ66 · pith_short_8: AY2OPQOF

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/AY2OPQOFYBA6JJ66XYYG5UGGIS \
  | 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: 0634e7c1c5c041e4a7debe306ed0c644bf4e1b823dfb501d2deca45d00bc5afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f55df275ad6200d54c76be455f857fd4cb7b978073563e51325203deb34c637",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-10-27T17:12:59Z",
    "title_canon_sha256": "092d5f6ebd9a8770edbe39002a4dd0a2094066d061c8b4c5cffb1177b562d294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11678",
    "kind": "arxiv",
    "version": 1
  }
}