Pith Number

pith:RJNRU6ED

pith:2010:RJNRU6EDW642KBNFTE4DACF4ZF

not attested not anchored not stored refs pending

Independence of Sets Without Stability

Adi Jarden, Alon Sitton

arxiv:1001.2876 v2 · 2010-01-17 · 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{RJNRU6EDW642KBNFTE4DACF4ZF}

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	2026-05-18T04:21:53.121211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a5b1a7883b7b9a505a599383008bcc964c9d3594c2e501921e61c4d67e5980e

Aliases

arxiv: 1001.2876 · arxiv_version: 1001.2876v2 · doi: 10.48550/arxiv.1001.2876 · pith_short_12: RJNRU6EDW642 · pith_short_16: RJNRU6EDW642KBNF · pith_short_8: RJNRU6ED

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/RJNRU6EDW642KBNFTE4DACF4ZF \
  | 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: 8a5b1a7883b7b9a505a599383008bcc964c9d3594c2e501921e61c4d67e5980e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3167d4f67a552db92be646228a8dc0792227c1250b1d37b79480c8e611603d36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2010-01-17T07:12:32Z",
    "title_canon_sha256": "18a28a3fdd0bb2a0936878f6daa43761013621d84d416c5fc9b2ef60028f249a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2876",
    "kind": "arxiv",
    "version": 2
  }
}