Pith Number

pith:HRW352RG

pith:2015:HRW352RGUQI3VYQELVY2CCHK6C

not attested not anchored not stored refs pending

Categoricity and infinitary logics

Sebastien Vasey, Will Boney

arxiv:1508.03316 v2 · 2015-08-13 · 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{HRW352RGUQI3VYQELVY2CCHK6C}

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	2026-05-18T01:30:00.811039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6dbeea26a411bae2045d71a108eaf094a0d5086304b118852b7c02af6085b8

Aliases

arxiv: 1508.03316 · arxiv_version: 1508.03316v2 · doi: 10.48550/arxiv.1508.03316 · pith_short_12: HRW352RGUQI3 · pith_short_16: HRW352RGUQI3VYQE · pith_short_8: HRW352RG

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/HRW352RGUQI3VYQELVY2CCHK6C \
  | 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: 3c6dbeea26a411bae2045d71a108eaf094a0d5086304b118852b7c02af6085b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a5933c91cc4de058fec1c7e92f46f74d91f8847023b5a4487a039b0c0a7845",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-08-13T19:22:02Z",
    "title_canon_sha256": "dbc854ba552ddcde5127de90ebfd44eda18307f022cd6b6a94854b5fc6d70766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03316",
    "kind": "arxiv",
    "version": 2
  }
}