Pith Number

pith:3YV6C5RQ

pith:2012:3YV6C5RQZUXER2YCVEPJDSPJC4

not attested not anchored not stored refs pending

Measuring club-sequences with a large continuum

David Asper\'o, Miguel Angel Mota

arxiv:1203.1238 v1 · 2012-03-06 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YV6C5RQZUXER2YCVEPJDSPJC4}

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	2026-05-18T03:48:35.450162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de2be17630cd2e48eb02a91e91c9e9171f9ffa9d9afcb9da815f6cf45a8184ea

Aliases

arxiv: 1203.1238 · arxiv_version: 1203.1238v1 · doi: 10.48550/arxiv.1203.1238 · pith_short_12: 3YV6C5RQZUXE · pith_short_16: 3YV6C5RQZUXER2YC · pith_short_8: 3YV6C5RQ

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/3YV6C5RQZUXER2YCVEPJDSPJC4 \
  | 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: de2be17630cd2e48eb02a91e91c9e9171f9ffa9d9afcb9da815f6cf45a8184ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d958d1b673768587b8fce639fbca4cdc26c2240165833a4d43dd84c2c91322e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2012-03-06T16:14:50Z",
    "title_canon_sha256": "77b51ccf5f48039d40c1d0e40c545fd1297560baa03ed1463584ca5d8fc0d7fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1238",
    "kind": "arxiv",
    "version": 1
  }
}