Pith Number

pith:BSA53SKP

pith:2014:BSA53SKPBJKY7FU5A4NX3XWPSX

not attested not anchored not stored refs pending

An introduction to forcing axioms, SRP and OCA

Gemma Carotenuto, Giorgio Audrito

arxiv:1412.3652 v2 · 2014-12-11 · 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{BSA53SKPBJKY7FU5A4NX3XWPSX}

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	2026-05-18T02:30:33.636584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c81ddc94f0a558f969d071b7ddecf95ece5943da703604f56ca8ac5006cf10c

Aliases

arxiv: 1412.3652 · arxiv_version: 1412.3652v2 · doi: 10.48550/arxiv.1412.3652 · pith_short_12: BSA53SKPBJKY · pith_short_16: BSA53SKPBJKY7FU5 · pith_short_8: BSA53SKP

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/BSA53SKPBJKY7FU5A4NX3XWPSX \
  | 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: 0c81ddc94f0a558f969d071b7ddecf95ece5943da703604f56ca8ac5006cf10c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d5d2aafa2474018e8719d54dae6f126b9ef97b0f671ba003ea9f142f0e5fe09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-12-11T14:05:18Z",
    "title_canon_sha256": "961f0596e52eb80eeb6a57110a80b2e3489532ba4d647dd4111491a62611b040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3652",
    "kind": "arxiv",
    "version": 2
  }
}