Pith Number

pith:AVCPQL3S

pith:2015:AVCPQL3SLAJCN725ZE5NQG52X5

not attested not anchored not stored refs pending

Continuous Lunches Are Not Free

Michael D. Vose

arxiv:1507.00581 v1 · 2015-06-06 · math.FA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AVCPQL3SLAJCN725ZE5NQG52X5}

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	2026-05-18T01:37:24.227357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0544f82f72581226ff5dc93ad81bbabf756ce15b46362ad2a3dc7a18cfb93bba

Aliases

arxiv: 1507.00581 · arxiv_version: 1507.00581v1 · doi: 10.48550/arxiv.1507.00581 · pith_short_12: AVCPQL3SLAJC · pith_short_16: AVCPQL3SLAJCN725 · pith_short_8: AVCPQL3S

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/AVCPQL3SLAJCN725ZE5NQG52X5 \
  | 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: 0544f82f72581226ff5dc93ad81bbabf756ce15b46362ad2a3dc7a18cfb93bba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba869bd2f5c38c38a64a2541835dbbf5ece9acfb3fae582f2b129de7f1571dc",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-06-06T01:33:54Z",
    "title_canon_sha256": "81d7a572573af0444866f4c1e5e42d75043d7cc46ec863c00c6196c51c02d79a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00581",
    "kind": "arxiv",
    "version": 1
  }
}