Pith Number

pith:E4M2VSEU

pith:2010:E4M2VSEU5LWLIM7PDL7GMTSB5O

not attested not anchored not stored refs pending

Dependent Pairs

Ayhan G\"unaydin, Philipp Hieronymi

arxiv:1003.5025 v1 · 2010-03-26 · 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{E4M2VSEU5LWLIM7PDL7GMTSB5O}

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	2026-05-18T04:23:13.302392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2719aac894eaecb433ef1afe664e41ebb9f49b0a682890ec908a560ff408ec20

Aliases

arxiv: 1003.5025 · arxiv_version: 1003.5025v1 · doi: 10.48550/arxiv.1003.5025 · pith_short_12: E4M2VSEU5LWL · pith_short_16: E4M2VSEU5LWLIM7P · pith_short_8: E4M2VSEU

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/E4M2VSEU5LWLIM7PDL7GMTSB5O \
  | 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: 2719aac894eaecb433ef1afe664e41ebb9f49b0a682890ec908a560ff408ec20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddd9d788370c29b869653bac8636b76a253906c2cb389e2a19f5eea5f5acc002",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2010-03-26T00:57:51Z",
    "title_canon_sha256": "3664a7bf38bd4b3d985a222efbca51541a9c76de57800cb5b5454838454c5574"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5025",
    "kind": "arxiv",
    "version": 1
  }
}